#Plug Type_3.5mm
#Plug Type_3.5mm
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#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
#Plug Type_3.5mm
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FATfrequency

FATfreq X HBB - Deuce

In-Ear Monitor
Sale price₹ 24,990
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Plug Type: 3.5mm
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DELIVERY

1. What is a Pre-Order product?
A Pre-order product is a product that we especially order for you from the brand. Once you place an order with us, we will order it from the brand for you.

2. How do I know when the product will be delivered?
There is a rough timeline on the product availability and once it has been confirmed with the brand, we will inform you.

3. Do you order the product from the brand as soon as I place the order?
We do not immediately order the product but add it in the upcoming order.

4. Will you be giving me updates?
Once we have ordered the product and have a confirmed timeline, we will give you an update.

5. I’d like to make changes to/cancel my order?
You can only cancel/make changes to your order until we place the order with the brand. Since the product is specifically being ordered for you, we will be unable to cancel/make changes once we order the product from the brand.

Free Shipping
7 Day Replacement Guarantee

In case you receive the FATfreq X HBB - Deuce with a manufacturing defect, please raise a return request within 7 days of delivery.

However, if you receive an incorrect / damaged / different product or one with missing accessories, please raise a return request within 24 hours of delivery. In case you receive a product with a missing, incorrect, or faulty accessory, you will be given a replacement accessory instead of the entire product.

Please make sure that the product is in the original packaging with all the accessories it came with. We'll also need an unboxing video and images of the parcel to investigate about the discrepancy. You may be asked to share images of the product and the packaging received for us to determine the damage or defect prior to approving the return request. The free replacement will be shipped only once the original order is returned.

A replacement will be issued only if:

- It is found to be defective
- It is determined that the product was not damaged while in your possession
- The product is not different from what was shipped to you
- The product is returned in original condition (with brand’s/manufacturer's box, MRP tag intact, user manual, warranty card and all the accessories therein)

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Warranty & Services

Don't sweat it, this FATfreq X HBB - Deuce comes with a 1 Year warranty from FATfrequency that covers manufacturing defects. All products featured on Headphone Zone are backed by an original manufacturer's warranty.

Read more about FATfrequency's warranty in India.

Club Audiophile

Join Club Audiophile to begin your pursuit of great sound. Earn points and save on every purchase.

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Why FATfrequency is Special

🇸🇬

Designed in Singapore
🥊 Young Maverick Brand

New on the scene, but bringing seasoned expertise 🌟!


I get excited about young maverick brands because they often bring fresh perspectives and cutting-edge innovation that challenge established players. These companies combine youthful energy with serious technical expertise, often demonstrating remarkable attention to detail and commitment to pushing boundaries. Think of them like startup tech companies - they might be newer, but they're hungry to prove themselves and often deliver incredible value.


Drawing on deep industry expertise and passion for audio excellence, these brands often demonstrate remarkable attention to detail and commitment to technological advancement. They frequently deliver cutting-edge technology and performance that rivals established competitors 🚀.


When you see "🥊 Young Maverick Brand" products, expect innovative excellence from companies that combine fresh energy with serious technical expertise to deliver impressive results.
🌟 Specialist

A masterpiece from experts who know audio inside and out 🔧!


I tend to describe specialist manufacturers as "audio artisans" who focus exclusively on perfecting specific categories of equipment. These products are meticulously crafted by dedicated experts who possess deep knowledge of sound reproduction, ensuring every technical aspect is refined to perfection. Think of them like master craftsmen who spend their entire careers perfecting one specific skill - their focused expertise shows in every detail.


These dedicated experts bring years of specialised knowledge to the design process, resulting in products that consistently achieve exceptional performance standards through focused engineering excellence 🎯.


When you see "🌟 Specialist" products, expect focused expertise from manufacturers who dedicate their entire efforts to perfecting specific audio equipment categories.
🦩

Boutique Brand
🐣

Born in 2016

Why we love this IEM

💎 Premium Economy

Sensible spending meets sophisticated quality in perfect harmony 💫.


I tend to describe premium economy products as finding that sweet spot where exceptional value meets refined performance. Think of it like business class comfort at economy prices - you're getting significantly more than what you paid for. These headphones deliver a refined listening experience that rivals more expensive alternatives, making them an intelligent choice for discerning listeners who appreciate both value and excellence.


This thoughtfully curated selection demonstrates our commitment to bringing you outstanding sound quality and robust construction without requiring a significant financial investment. Each product has been meticulously evaluated to ensure it delivers performance characteristics typically associated with higher price brackets.


When you see "💎 Premium Economy" products, expect refined audio experiences that bridge the gap between entry-level and high-end offerings, delivering impressive clarity and features at accessible price points.
🪴 For Budding Enthusiasts

In my experience, discovering good audio gear early on is a bit like tasting great coffee for the first time — once you've had a sip, you're hooked. "For Budding Enthusiasts" is a badge we use for products that are perfect gateways into the audiophile world. They're easy to use, not overly expensive, and give you a real taste of what good sound can be — without needing a degree in audio engineering. 🎧


These are the IEMs, headphones, and DACs that let you dip your toes into premium sound without drowning in choices. They balance performance, price, and practicality beautifully. Whether you're buying your first serious pair or helping someone else start their journey, these picks deliver satisfaction straight out of the box.


When you see '🪴 For Budding Enthusiasts' products, expect simple setups, solid sound quality, and an easy upgrade path — perfect for your first foray into better audio.
⚖️ Balanced Output

I often say balanced output is like using both hands to carry something heavy — it distributes power evenly and keeps things stable. In audio gear, balanced output helps reduce unwanted noise and interference, especially over longer cables. Think of it as a cleaner, more efficient way to transmit your music, ideal for anyone using high-end DACs, amps, or studio-grade headphones 🎧. You’ll typically find it on gear with XLR or 4.4mm connectors, and it's a must-have if you’re chasing that ultra-clean signal path.


Here’s what’s actually happening: a balanced output uses two separate signals, one inverted, so when interference is picked up along the cable, it gets cancelled out when the signals are recombined. The result? Cleaner audio, better dynamic range, and more power output — especially when paired with balanced headphones. The trade-off? You’ll need gear that supports balanced connections on both ends to really enjoy the benefits.


When you see '⚖️ Balanced Output' products, expect: ultra-low noise, more headroom, and better synergy with high-impedance headphones or sensitive IEMs — ideal for serious listening setups.
🔌 Upgradeable Cable

Not satisfied with the current cable? No problem 🔧!


I believe in giving you complete freedom to customise your listening experience. These IEMs feature detachable cable systems that let you swap, upgrade, or replace cables whenever you want. Think of it like having a modular smartphone - you can upgrade individual components without replacing the whole device. Whether you're looking to improve sound quality, try different materials, or simply replace a worn cable, the choice is entirely yours.


The standardised upgradeable cable connection ensures compatibility with a wide range of aftermarket cables, giving you access to different sound characteristics and build qualities. This modular approach means your IEMs can evolve with your audio journey, allowing for easy maintenance and personalisation.


When you spot "🔌 Upgradeable Cable" products, expect future flexibility and the freedom to customise your audio experience through cable upgrades and replacements.

Why it Sounds Amazing

🎛️ Extra-Bass Sound Signature

When I see "Extra-Bass," I immediately think of music that you don’t just hear—you feel. If you love bass drops that rumble in your chest and beats that move your body, this tuning is for you. It’s the sound signature that turns your headphones into a mini dance floor. 🕺💣


Here’s what’s actually going on: the low-frequency range is heavily boosted, giving you that thick, punchy bass response that dominates the overall sound. It’s incredibly satisfying for genres like EDM, trap, hip-hop, or Bollywood music with heavy beats. Just know that vocals and treble may take a slight backseat, but for bassheads, that’s a small price for such exhilarating impact.
💣 Thick Bass / Kickass Bass

When I say kickass bass, I’m talking about bass that slaps you right in the face—in the best way possible. It’s that visceral, chest-thumping low-end that makes you feel like you’re in the front row of a concert or a nightclub. If you’re into hip-hop, EDM, Bollywood beats, or anything with a deep groove, this is where the fun begins. 🔊💥


Here’s what’s going on technically: the low-frequency range is heavily emphasised, resulting in powerful sub-bass rumble and impactful mid-bass slam. This kind of tuning brings weight, warmth, and physicality to your music. The trade-off? It might mask some midrange detail or high-frequency sparkle—but for bassheads, the emotional payoff is more than worth it.
🍦 Smooth & Sweet Treble

Seeking something that sounds smooth and devoid of harshness 🥰? I tend to describe these headphones as having "silk-like highs" that caress your ears rather than assault them. These products are meticulously designed to deliver high frequencies that are wonderfully gentle, offering a listening experience that's both sophisticated and delightful. Think of it like the difference between premium chocolate and cheap candy - both are sweet, but one provides refined pleasure while the other can be overwhelming.


The carefully tuned treble presentation ensures musical details come through with remarkable clarity while maintaining natural, fatigue-free character. The refined high-frequency presentation maintains excellent detail and air while avoiding any hint of harshness or stridency ✨.


When you see "🍦 Smooth & Sweet Treble" products, expect refined high frequencies that deliver crisp detail with a touch of sweetness and sophistication.
🍿 Crisp Vocals & Instruments

Vocals and instruments sound so good, it's like a warm hug 🤗!


I believe that when vocals are reproduced correctly, they should feel like the artist is performing right there with you. These headphones demonstrate exceptional prowess in reproducing clear, articulate vocals and instruments, with each element rendered in stunning detail and separation. Think of it like having front-row seats to an intimate acoustic performance where every breath, every string resonance, every subtle inflection comes through perfectly.


The natural timbre and tonal accuracy create an engaging presentation where every nuance is preserved while maintaining fatigue-free listening. Each word, note, and subtle inflection is reproduced with outstanding definition and emotional connection 🎤.


When you encounter "🍿 Crisp Vocals & Instruments" products, expect vocal excellence that brings you closer to the emotional heart of every performance.
💪🏻 Great to Get Pumped Up

I’ve always said the right pair of headphones can fire you up faster than a shot of espresso. When I label something as “Great to Get Pumped Up,” I’m talking about gear that’s built for impact. Think of it like stepping into a turbocharged car—the bass hits hard, the treble is energetic, and the soundstage feels intense and alive. Whether you're smashing a workout, heading into a game, or just trying to shake off a long day, this sound signature delivers the adrenaline rush.


Technically, it’s a mix of a boosted low-end, sparkly highs, and tight mids that bring out the crunch in guitars, the slam in kick drums, and the snap in snares. These are headphones that thrive on pop, EDM, hip-hop, and metal—any genre that wants to punch you in the chest and keep your foot tapping. Just don’t expect subtlety; this is all about fun, speed, and emotional lift. ⚡
🎉 Like a Party in your Head

Now this one’s easy—if a sound signature makes you want to dance, sing, or just lose yourself in the music, that’s what I call a party in your head. 💃 It’s the kind of sound that’s fun, energetic, and unapologetically lively. Think strong bass, glimmering treble, and a forward midrange that grabs your attention right away.


Technically, it’s usually a V-shaped or bass-boosted signature that’s not too concerned with neutrality but focuses on excitement and engagement. It’s perfect for Bollywood, EDM, pop, or anything upbeat. While it may not be the most accurate tuning, it’s the kind that gets your feet tapping and your head nodding within seconds. And honestly? Sometimes, that’s all you need.

🚂 Needs Amplification

I tend to say this when a headphone or DAC just doesn’t wake up unless it’s got some real juice behind it. Think of it like a sports car that needs the right kind of fuel—without enough power, it won’t go anywhere near top speed. Some gear, especially those with high impedance or low sensitivity, demands a dedicated amplifier to reach its full potential.


Here's the trade-off: these headphones or IEMs may sound underwhelming straight out of a phone or laptop, but when paired with proper gear, they transform dramatically. You get tighter bass, better control, and improved resolution.


If you’ve got a power-hungry planar or a studio-grade headphone, investing in a portable or desktop amp will unlock nuance, dynamics, and depth that you’re otherwise missing out on. ⚡

This IEM represents a unique tuning philosophy: it’s designed to play the party in your head whenever you listen to music. The one thing that this IEM does over and above everything else is that it gives you a smack of bass in your face, delivering an immersive and energetic experience.

- Raghav Somani

Unmatched Audio Performance Born from a Year of Collaboration

The FATfrequency X HBB Deuce is the result of a year-long collaboration between FATfreq and reviewer HBB (Bad Guy Good Audio Reviews). Through multiple iterations, the tuning and design were refined to enhance sound clarity, depth, and dynamics. Feedback from musicians and HBB's diverse music library ensured the FATfrequency X HBB Deuce excels in hip-hop, EDM, and classical genres, offering unmatched audio quality and an immersive experience.

Innovative Basscannon Tech For Punchy Bass

The FATfreq X HBB Deuce showcases FATfreq's 2nd generation Basscannon technology, offering a 25dB sub-bass boost with meticulous control below 150Hz. Our unique tubeless design guarantees phase-accurate, three-dimensional sound, precisely positioning instruments and vocals within an expansive soundstage. The FATfreq X HBB Deuce excels in dynamic range, effortlessly capturing both subtle nuances and powerful moments, delivering a perfect blend of clarity, depth, and richness.

Carefully Tuned By HBB For Dynamic Sound

Meticulously tuned by HBB and refined through feedback from professional musicians, the FATfreq X HBB Deuce excels in hip-hop, EDM, and classical genres. The extensive tuning process focused on achieving a natural and balanced tonal signature, enhancing the listening experience. The result is an IEM that delivers deep, focused power with the perfect balance of punch and rumble, offering dynamic excellence and unmatched value.

Ergonomically Crafted and Showcases An Elegant Design

The FATfreq X HBB Deuce is crafted for comfort and durability, ensuring a secure fit and long-lasting performance. It's premium build quality and sleek design enhance both the listening and ownership experience. Each unit undergoes rigorous quality control, including precise left and right channel frequency matching, to guarantee top performance. Handcrafted by our engineers, every FATfreq X HBB Deuce IEM is made with meticulous care and precision.

Innovative Basscannon Tech For Punchy Bass

The FATfreq X HBB Deuce showcases FATfreq's 2nd generation Basscannon technology, offering a 25dB sub-bass boost with meticulous control below 150Hz. Our unique tubeless design guarantees phase-accurate, three-dimensional sound, precisely positioning instruments and vocals within an expansive soundstage. The FATfreq X HBB Deuce excels in dynamic range, effortlessly capturing both subtle nuances and powerful moments, delivering a perfect blend of clarity, depth, and richness.

Carefully Tuned By HBB For Dynamic Sound

Meticulously tuned by HBB and refined through feedback from professional musicians, the FATfreq X HBB Deuce excels in hip-hop, EDM, and classical genres. The extensive tuning process focused on achieving a natural and balanced tonal signature, enhancing the listening experience. The result is an IEM that delivers deep, focused power with the perfect balance of punch and rumble, offering dynamic excellence and unmatched value.

Ergonomically Crafted and Showcases An Elegant Design

The FATfreq X HBB Deuce is crafted for comfort and durability, ensuring a secure fit and long-lasting performance. It's premium build quality and sleek design enhance both the listening and ownership experience. Each unit undergoes rigorous quality control, including precise left and right channel frequency matching, to guarantee top performance. Handcrafted by our engineers, every FATfreq X HBB Deuce IEM is made with meticulous care and precision.

What our Headphone Gurus Say

What we think about FATfreq X HBB Deuce

We don't call ourselves experts, but we actually listen to every piece of gear. So we think that we know what we're talking about.
HECTOR D'MELLO

Headphone Guru
HECTOR D'MELLO

A true stoic, a man of culture, a Harman tuning enthusiast, and a collector of mechanical watches - He is the backbone of our Headphone Gurus team. With his extensive knowledge of headphones and IEMs, he's always ready to answer your questions and engage in insightful conversations.

Talk to a Headphone Guru

The Sub-Bass Monster

The Deuce is a monster. It demands power, but the payoff is an ungodly amount of bass. It’s almost too much, even for me. But sometimes? Technicalities be damned, I just want to feel that sub-bass rumble. It earns a spot in my rotation for that sensation alone.

SAIKIRAN SHETTY

Headphone Guru
SAIKIRAN SHETTY

Meet our resident headphone guru and perfume aficionado! With a deep passion for music production, he has refined his skills to expertly recommend the best audio gear.

Talk to a Headphone Guru

Clean, Satisfying Bass Power

The Deuce brings big, satisfying bass with a cleaner, more controlled presentation than the Legato and the price makes it even sweeter. Not endgame for everyone, but for bassheads? Very possible.

MAYUR BAHADUR

Headphone Guru
MAYUR BAHADUR

Mayur, a headphone guru, dives deep into J-pop, J-rock, and anime openings. With expert insight on IEMs and headphones, he shows how the right gear can transform and upscale your music experience every time for all listeners.

Talk to a Headphone Guru

Deep, Authoritative Clarity

FATfreq’s Basscannon tech gives this IEM a massive, satisfying low end, yet it still keeps the details intact. If you love deep, authoritative bass without sacrificing clarity, this one delivers a uniquely fun and polished sound.

THEON LOPES

Headphone Guru
THEON LOPES

Theon is a Headphone Guru who values perfect balance in audio. His patience and extensive experience in the world of sound enable him to recommend the right gear tailored to each listener's needs.

Talk to a Headphone Guru

Fun-First Bass Shelf

Like me if you love a deep, and punchy sub-bass, the FatFreq x HBB Deuce is the perfect pick. The treble takes a back seat while the bass shelf dominates the stage, creating a fun, thumping sound. It’s hard to find anything that hits quite like this at the 20k range.

Custom Silver “Blood” Cable

The FATfreq x HBB Deuce includes a custom-made Silver "Blood" SPC cable, designed to enhance the headroom and transient response of your music library.

Dual Termination Options

it comes in 2 variants allowing the user to choose between a 3.5mm single-ended or a termination

Recessed 2pin 0.78mm Connectors

The FATfreq x HBB Deuce is equipped with recessed allowing for versatile cable upgrades. You can pair it with a balanced cable or a Bluetooth adapter to enjoy a wireless experience.

Accessories to Get you Started

1. 2-Pin Detachable Cable
2. Ear Tips
3. Cleaning Tool
4. Carrying Case

Accessories You Must Have

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  • Value for Money

    I've found that the best gear isn’t always the most expensive. Some products punch well above their weight and deliver performance that rivals higher-priced alternatives. That’s what we mean with the "Value for Money" badge. It’s our way of telling you that you’re getting something special without breaking the bank. 🥜


    These products are all about maximum returns for minimal investment. You’re not just saving money — you’re gaining an audio experience that exceeds expectations. Whether it’s build quality, tuning, or bundled accessories, these picks overdeliver.


    When you see '🥜 Value for Money' products, expect impressive performance at an affordable price, making them a smart pick for budget-conscious buyers or first-time audiophiles.
  • Our Team's Favourite

    Cause after all, we are audiophiles first 🎧!


    In my experience, when our entire team gets excited about something, you know it's genuinely exceptional. This audio gear has captured the hearts and minds of our seasoned experts, distinguishing itself as a standout favourite among people who test hundreds of products every year. Think of it like getting a unanimous recommendation from a panel of audio critics - when everyone agrees, you pay attention.


    These selections have not only met but exceeded our rigorous standards, earning enthusiastic endorsement from our audio specialists who've tested everything from budget options to flagship models. When you choose these products, you're selecting gear that has been thoroughly vetted and passionately embraced by genuine experts 🏆.


    When you choose "💙 Our Team's Favourite" products, expect expertly vetted excellence backed by genuine enthusiasm from people who live and breathe audio every day.
  • Ideal for Beginners

    Lost in the vast world of audio equipment?


    Don't worry, we're here to guide you 🤝! I believe that everyone's audiophile journey should start with something approachable and welcoming. These carefully selected products serve as the perfect entry point into high-quality sound, specifically chosen to help you navigate through sometimes overwhelming technical options. Think of them as your friendly neighbourhood guide who knows exactly where to start without getting lost in complex specifications.


    These products strike an ideal balance between quality and accessibility, featuring user-friendly designs and straightforward functionality. They're specifically selected as the perfect starting point for your audiophile journey, offering serious performance without intimidating complexity or premium pricing that might discourage exploration.


    When you encounter "🌱 Ideal for Beginners" products, expect approachable excellence - these are your stepping stones into the world of premium audio, designed to grow with your developing appreciation for great sound.
  • Works Great with Type-C

    Don't have a 3.5mm headphone jack on your phone?


    No need to worry 📞 - I believe these products represent the future of seamless audio connectivity. Think of Type-C as the universal language that all modern devices are learning to speak. It's like having a master key that works with your smartphone, laptop, tablet, and practically every new device you'll buy. These headphones connect directly to your Type-C port, delivering pristine digital audio without any dongles or adapters cluttering your setup.


    The direct Type-C connection ensures both convenience and optimal audio performance, maintaining the integrity of your listening experience through a clean digital signal path. You'll enjoy plug-and-play functionality with universal compatibility, eliminating those frustrating moments of searching for the right adapter.


    When you encounter "📱 Works Great with Type-C" products, expect seamless connectivity with modern devices and future-proof design that grows with your tech ecosystem.
  • DAC Chip

    I like to say the DAC chip is the heart of any audio device — it’s the part that actually transforms digital files into music you can hear 🎧. Think of it like a chef decoding a recipe to create a delicious meal. The better the DAC chip, the more faithfully it translates your music. And in my experience, a great DAC can completely change how your headphones sound.


    Now, here’s what’s actually happening: a Digital-to-Analog Converter (DAC) takes digital signals (your MP3s, FLACs, or streams) and converts them into an analog waveform your ears can enjoy. Different DAC chips — like those from ESS, AKM, or Cirrus Logic — offer their own sound signatures, levels of clarity, and noise performance. A good DAC ensures accurate timing, minimal distortion, and exceptional resolution.


    When you see '⚙️ DAC Chip' products, expect: clean, detailed audio and better synergy with high-quality headphones — perfect for anyone upgrading from average sound to audiophile quality.
  • Power Output

    I like to think of power output in audio gear like engine horsepower, it determines how much muscle your setup really has 💪. Whether you’re trying to drive a pair of power-hungry planar headphones or just want headroom for dynamic peaks, power output is the spec you want to check first.


    Technically, it refers to the amount of electrical power (measured in mW or Watts) an amp or DAC/Amp combo can deliver to your headphones. More power means better control, improved dynamics, and the ability to handle demanding gear without distortion. But more isn’t always better, too much power with sensitive IEMs can introduce hiss or harshness.


    When you see '🚀 Power Output' products, expect: strong driving capability, better dynamics, and optimal performance with headphones that need serious juice to shine.
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  • Value for Money

    I've found that the best gear isn’t always the most expensive. Some products punch well above their weight and deliver performance that rivals higher-priced alternatives. That’s what we mean with the "Value for Money" badge. It’s our way of telling you that you’re getting something special without breaking the bank. 🥜


    These products are all about maximum returns for minimal investment. You’re not just saving money — you’re gaining an audio experience that exceeds expectations. Whether it’s build quality, tuning, or bundled accessories, these picks overdeliver.


    When you see '🥜 Value for Money' products, expect impressive performance at an affordable price, making them a smart pick for budget-conscious buyers or first-time audiophiles.
  • For Budding Enthusiasts

    In my experience, discovering good audio gear early on is a bit like tasting great coffee for the first time — once you've had a sip, you're hooked. "For Budding Enthusiasts" is a badge we use for products that are perfect gateways into the audiophile world. They're easy to use, not overly expensive, and give you a real taste of what good sound can be — without needing a degree in audio engineering. 🎧


    These are the IEMs, headphones, and DACs that let you dip your toes into premium sound without drowning in choices. They balance performance, price, and practicality beautifully. Whether you're buying your first serious pair or helping someone else start their journey, these picks deliver satisfaction straight out of the box.


    When you see '🪴 For Budding Enthusiasts' products, expect simple setups, solid sound quality, and an easy upgrade path — perfect for your first foray into better audio.
  • Works Great with Type-C

    Don't have a 3.5mm headphone jack on your phone?


    No need to worry 📞 - I believe these products represent the future of seamless audio connectivity. Think of Type-C as the universal language that all modern devices are learning to speak. It's like having a master key that works with your smartphone, laptop, tablet, and practically every new device you'll buy. These headphones connect directly to your Type-C port, delivering pristine digital audio without any dongles or adapters cluttering your setup.


    The direct Type-C connection ensures both convenience and optimal audio performance, maintaining the integrity of your listening experience through a clean digital signal path. You'll enjoy plug-and-play functionality with universal compatibility, eliminating those frustrating moments of searching for the right adapter.


    When you encounter "📱 Works Great with Type-C" products, expect seamless connectivity with modern devices and future-proof design that grows with your tech ecosystem.
  • DAC Chip

    I like to say the DAC chip is the heart of any audio device — it’s the part that actually transforms digital files into music you can hear 🎧. Think of it like a chef decoding a recipe to create a delicious meal. The better the DAC chip, the more faithfully it translates your music. And in my experience, a great DAC can completely change how your headphones sound.


    Now, here’s what’s actually happening: a Digital-to-Analog Converter (DAC) takes digital signals (your MP3s, FLACs, or streams) and converts them into an analog waveform your ears can enjoy. Different DAC chips — like those from ESS, AKM, or Cirrus Logic — offer their own sound signatures, levels of clarity, and noise performance. A good DAC ensures accurate timing, minimal distortion, and exceptional resolution.


    When you see '⚙️ DAC Chip' products, expect: clean, detailed audio and better synergy with high-quality headphones — perfect for anyone upgrading from average sound to audiophile quality.
  • Power Output

    I like to think of power output in audio gear like engine horsepower, it determines how much muscle your setup really has 💪. Whether you’re trying to drive a pair of power-hungry planar headphones or just want headroom for dynamic peaks, power output is the spec you want to check first.


    Technically, it refers to the amount of electrical power (measured in mW or Watts) an amp or DAC/Amp combo can deliver to your headphones. More power means better control, improved dynamics, and the ability to handle demanding gear without distortion. But more isn’t always better, too much power with sensitive IEMs can introduce hiss or harshness.


    When you see '🚀 Power Output' products, expect: strong driving capability, better dynamics, and optimal performance with headphones that need serious juice to shine.
  • Balanced Output

    I often say balanced output is like using both hands to carry something heavy — it distributes power evenly and keeps things stable. In audio gear, balanced output helps reduce unwanted noise and interference, especially over longer cables. Think of it as a cleaner, more efficient way to transmit your music, ideal for anyone using high-end DACs, amps, or studio-grade headphones 🎧. You’ll typically find it on gear with XLR or 4.4mm connectors, and it's a must-have if you’re chasing that ultra-clean signal path.


    Here’s what’s actually happening: a balanced output uses two separate signals, one inverted, so when interference is picked up along the cable, it gets cancelled out when the signals are recombined. The result? Cleaner audio, better dynamic range, and more power output — especially when paired with balanced headphones. The trade-off? You’ll need gear that supports balanced connections on both ends to really enjoy the benefits.


    When you see '⚖️ Balanced Output' products, expect: ultra-low noise, more headroom, and better synergy with high-impedance headphones or sensitive IEMs — ideal for serious listening setups.

Plug
3.5mm (Single-Ended)
4.4mm (Balanced)
Connector
Recessed 0.78mm 2-Pin
Microphone
Without Mic
Cable
Silver 'Blood' Cable
Compatibility
Universal
Detachable Cable
Yes


1 Year Warranty

Don't sweat it, this FATfreq X HBB - Deuce comes with a 1 Year warranty from FATfrequency that covers manufacturing defects. All products featured on Headphone Zone are backed by an original manufacturer's warranty.

Read more about FATfrequency's warranty in India.

Singapore’s Exceptional Sounding IEM Innovators

Founded in 2016 by engineers Aaron and Ben, FATfreq started as a specialist in IEM repairs and modifications, quickly earning a reputation for their deep technical knowledge across over 20 major IEM brands. Based in Singapore, the company has since evolved into the country’s fastest-growing in-ear monitor manufacturer, delivering meticulously hand-tuned, high-quality IEMs. With a focus on innovation and affordability, FATfreq serves musicians and audiophiles with a range of sound signatures tailored to diverse listening needs.

Fun Fact: FATfreq is renowned for developing Asia’s first subwoofer IEM system, bringing visceral bass response to stage performers and bassheads alike, earning them a cult following in the region.

Explore Collection
The FATfreq x HBB collaboration delivers the ultimate bass head IEM. It's uncompromisingly bass-focused while preserving clarity and detail across the remaining frequency range. For those who crave bass without sacrificing resolution, this is the answer.

RAGHAV SOMANI

The FatFreq x HBB Deuce is a great bassy all-rounder that provides natural, detailed mid-range performance with smooth treble extension.

Have a question? Get in touch!

Check out the most common questions our customers ask. Still have questions? Talk to our Headphone Gurus.

Our customer support is available Monday to Friday: 11am-6pm.Average answer time: 2-3 Hours

Other Details

Generic Name Headphone
Importer Details Importers Name: Ferrari Video
Address: 63/18, 1st Main Road, Gandhi Nagar, Chennai - 600020
Contact No: 044-24420733
Net Quantity 1
Manufacturer Details Name: Fatfreq Pte. Ltd
Address: 29A Mosque Street, S059507
Package Contents FATfreq X HBB Deuce
2-Pin Detachable Cable
Ear Tips
Cleaning Tool
Carrying Case


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  • Serious Audiophiles Only

    For those who have ventured deep into high-fidelity audio 🎯, the pursuit of sonic excellence becomes an endless journey of discovery and refinement. I believe that serious audiophiles demand equipment that can satisfy the most exacting standards and deliver performance that pushes boundaries. These products represent the pinnacle of acoustic engineering, incorporating advanced technologies and meticulous craftsmanship that enable them to reproduce music with utmost fidelity.


    Each product has undergone rigorous evaluation to ensure it delivers exceptional performance that discerning listeners demand, from precise frequency response to impeccable detail retrieval and sophisticated sound staging. These devices incorporate premium components and engineering excellence that justify their position at the apex of audio performance.


    When you encounter "🦈 Serious Audiophiles Only" products, expect uncompromising performance that satisfies the most demanding requirements and elevates critical listening to new heights.
  • Premium Economy

    Sensible spending meets sophisticated quality in perfect harmony 💫.


    I tend to describe premium economy products as finding that sweet spot where exceptional value meets refined performance. Think of it like business class comfort at economy prices - you're getting significantly more than what you paid for. These headphones deliver a refined listening experience that rivals more expensive alternatives, making them an intelligent choice for discerning listeners who appreciate both value and excellence.


    This thoughtfully curated selection demonstrates our commitment to bringing you outstanding sound quality and robust construction without requiring a significant financial investment. Each product has been meticulously evaluated to ensure it delivers performance characteristics typically associated with higher price brackets.


    When you see "💎 Premium Economy" products, expect refined audio experiences that bridge the gap between entry-level and high-end offerings, delivering impressive clarity and features at accessible price points.
  • V-shaped Sound Signature

    I love describing V-shaped sound as the audio equivalent of extra toppings on a pizza—more bass and treble, with a little less midrange in between. It’s fun, energetic, and instantly engaging. If you enjoy music that thumps and sparkles, this is the sound signature that grabs your attention and doesn't let go. 🔊


    What’s technically happening is that both the low and high frequencies are emphasised, while the midrange is slightly recessed. This gives you punchy bass, crisp vocals, and sparkling highs, which works especially well with pop, EDM, and hip-hop. The trade-off? Some detail in vocals or instruments might take a backseat. But for everyday listening, V-shaped sound is addictive and thrilling.
  • Ultra-Wide Sound stage

    Do you wish to bring the concert hall to your ears 🏛️?


    I love describing ultra-wide soundstage as "audio magic" that creates a breathtaking three-dimensional environment around your head. These specialised headphones feature an exceptionally spacious soundstage that creates the illusion you're sitting in the sweet spot of a magnificent performance venue. Think of it like teleportation technology for your ears - suddenly you're not wearing headphones, you're sitting in Carnegie Hall with perfect acoustics.


    The precise instrument placement and remarkable sense of space work together to transport you directly into the music, making you feel as though you're experiencing a live performance. This creates a listening experience that's grand, enveloping, and incredibly detailed 🎭.


    When you encounter "😳 Ultra-Wide Soundstage" products, expect concert hall acoustics that make you forget you're wearing headphones through sheer spaciousness and realism.
  • Thick Bass / Kickass Bass

    When I say kickass bass, I’m talking about bass that slaps you right in the face—in the best way possible. It’s that visceral, chest-thumping low-end that makes you feel like you’re in the front row of a concert or a nightclub. If you’re into hip-hop, EDM, Bollywood beats, or anything with a deep groove, this is where the fun begins. 🔊💥


    Here’s what’s going on technically: the low-frequency range is heavily emphasised, resulting in powerful sub-bass rumble and impactful mid-bass slam. This kind of tuning brings weight, warmth, and physicality to your music. The trade-off? It might mask some midrange detail or high-frequency sparkle—but for bassheads, the emotional payoff is more than worth it.
  • Smooth & Sweet Treble

    Seeking something that sounds smooth and devoid of harshness 🥰? I tend to describe these headphones as having "silk-like highs" that caress your ears rather than assault them. These products are meticulously designed to deliver high frequencies that are wonderfully gentle, offering a listening experience that's both sophisticated and delightful. Think of it like the difference between premium chocolate and cheap candy - both are sweet, but one provides refined pleasure while the other can be overwhelming.


    The carefully tuned treble presentation ensures musical details come through with remarkable clarity while maintaining natural, fatigue-free character. The refined high-frequency presentation maintains excellent detail and air while avoiding any hint of harshness or stridency ✨.


    When you see "🍦 Smooth & Sweet Treble" products, expect refined high frequencies that deliver crisp detail with a touch of sweetness and sophistication.

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