S.M.S.L - A100

Bluetooth Power Amplifier

Sale price₹ 8,999 Regular priceMRP: ₹ 9,999
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What does "ships within 24/48 hours" mean?

In a nutshell, ships within 24/48 hours basically means that your product will be shipped out or dispatched from our warehouse within 24/48 hours after placing the order. It also indicates that the products are readily available at our warehouse and once we receive your order, we dispatch it out at the earliest either on the same day or the next working day depending on when you’ve placed your order.


What it does not mean:

A lot of our customers assume that it means their order will get delivered to them within 24/48 hours, but that’s not what it means. For an order to reach you, it can take anywhere up to 3-4 business days, depending on which part of India you are placing an order from.

For an accurate timeline, you can enter your pin code on the product page and check for an estimated date of arrival.

Delivery By:

7 Day Replacement Guarantee

In case you receive the S.M.S.L - A100 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 S.M.S.L - A100 comes with a 1 Year warranty from S.M.S.L that covers manufacturing defects. All products featured on Headphone Zone are backed by an original manufacturer's warranty.

Read more about S.M.S.L'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 S.M.S.L is Special

🇨🇳

Designed in China

Established & Reputed

Trust us, our reputation speaks for itself 🏆!


I believe that when a brand has decades of proven excellence, you can invest with confidence knowing your purchase is backed by years of audio engineering expertise. These products come from manufacturers with extensive histories of innovation and unwavering commitment to sonic excellence. Think of them like luxury watch brands - their reputation has been earned through decades of consistent quality and innovation.


With their extensive history of innovation and countless satisfied customers worldwide, you can be confident your investment is backed by proven audio engineering expertise and industry leadership 📈.


When you see "🎖️ Established & Reputed" products, expect time-tested excellence from manufacturers who've consistently demonstrated mastery in audio engineering for generations.

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.

🐣

Born in 2009

Why we love this DAC/Amp

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.

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.

For Audiophiles at Home

I’ve always loved the ritual of coming home, settling into my favourite chair, and firing up a dedicated setup. Gear labelled For Audiophiles at Home is made for those moments — when you can really sit back and appreciate music in its purest form 🛋️. These products tend to be more powerful, larger, and often require wall power — perfect for a stationary rig.


Here’s the trade-off: these setups often involve external DACs, amps, or full-size headphones, which means more space, more power, but also more immersive listening. They shine when used in quiet environments, where detail, depth, and dynamics can truly be appreciated.


When you see '🏠 For Audiophiles at Home' products, expect: exceptional fidelity, stronger output, and the kind of soundstage that makes you never want to leave your listening chair.

Use Wirelessly with Bluetooth

I tend to describe Bluetooth audio as wireless freedom with fewer strings attached — literally. When you see Use Wirelessly with Bluetooth, it means you can pair your headphones or IEMs with phones, laptops, or even TVs — all without reaching for a cable 🎶. It’s convenient, clutter-free, and great for everyday listening.


What’s happening behind the scenes is your gear is using Bluetooth codecs like SBC, AAC, LDAC, or aptX to compress and transmit your music wirelessly. Better codecs mean higher quality and lower latency. Of course, there’s a trade-off — Bluetooth won’t match the quality of wired gear, but today’s advancements have made the gap much smaller than before.


When you see '✂️ Use Wirelessly with Bluetooth' products, expect: tangle-free convenience and solid sound quality — great for commuting, workouts, or casual listening.


Connect With Cable

In my experience, there’s still nothing like the dependability of a wired connection when it comes to audio 🎧. I love describing it as the direct flight of music — no delays, no turbulence. When a product says “Connect with Cable,” it means you’re getting the most reliable signal path, with zero wireless compression and minimal interference.


Here’s what’s actually happening: a physical cable transmits uncompressed analog or digital signals directly from your source to your gear. This results in lower latency, no signal drops, and consistently better sound — especially when paired with a good DAC or amp. It’s ideal for critical listening, gaming, and professional use. The trade-off? You’re tethered — but for a lot of audiophiles, that’s a small price to pay for sonic purity.


When you see '🔗 Connect With Cable' products, expect: pure, uninterrupted sound quality that lets your gear perform at its full potential — perfect for focused, high-fidelity listening.

Why it Sounds Amazing

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.


S.M.S.L Presents The A100 - A Hi-Res Certified Bluetooth Power Amplifier

Experience premium audio performance with the S.M.S.L A100, a sophisticated Bluetooth power amplifier that's hi-res certified. At its core lies the advanced Germany Infineon MA12070 Class-D amplifier, delivering an impressive 2*80w output power with remarkable 92% efficiency. Featuring Bluetooth 5.0 with a built-in antenna, the A100 ensures stable wireless connectivity up to 15 meters. The amplifier combines driver-free USB input supporting multiple audio formats with high-end audiophile-grade components. Meticulously crafted with premium materials, the A100 offers intuitive controls and gold-plated terminals for an exceptional audio experience. S.M.S.L A100 is Hi-Res certified, ensuring the audio performance is elevated to another level.

Equips A Germany Infineon MA12070 Class-D Amplifier For Impressive Performance

S.M.S.L A100 features the advanced Germany Infineon MA12070 Class-D amplifier, delivering 2*80w output power. This amplifier incorporates the innovative MERUS architecture, setting it apart from traditional Class D amplifiers. The German Infineon chip achieves remarkable 92% efficiency while maintaining superior sound quality and reduced power consumption. Its sophisticated design employs a unique four-MOSFET half-bridge configuration (M1-M4) with a "flying" capacitor that serves as an additional power rail, resulting in a three-level output signal at the switch node.

Equips Bluetooth 5.0 With A Built-In Antenna For Enhanced Data Transfer

S.M.S.L A100 features Bluetooth 5.0 with a built-in antenna, utilsing a modular solution that enhances signal stability and transmission quality in all directions. This wireless system offers a range of up to 15 meters, faster transmission speeds, and improved connection stability, delivering superior sound quality for an enhanced listening experience.

Utilise A Driver-Free USB Input Design For Seamless Listening Experience

S.M.S.L A100 comes with a dedicated USB cable that plugs directly into your computer for music playback. It supports multiple audio formats including MP3, SBC, WAV, and FLAC, all through a driver-free USB audio input system.

Embeds High-End Audiophile-Grade Components For Exceptional Performance

S.M.S.L A100 features comprehensive protection circuits against overheating and overcurrent, while utilising premium audio-grade components for superior sound quality. Its built-in low-noise, high-power dedicated switching power supply ensures reliable and continuous operation without compromising audio performance.

How To Connect An Active Subwoofer

To connect an active subwoofer to the A100, ensure your subwoofer has a "Subwoofer in" or "LFE in" port. The A100 features two identical bass output ports, and you can use either one to establish the connection. Once connected, both the main speakers and subwoofer will simultaneously output the bass signal, delivering enhanced low frequencies while maintaining the original treble quality in a 2.1 channel configuration.

Meticulously Crafted With An Exquisite Layout With Simple Operation

S.M.S.L A100 showcases meticulous craftsmanship with premium materials, featuring intuitive controls including a mute button and input switch on top, complemented by a large volume control knob on the front panel. The amplifier is equipped with high-quality gold-plated input/output terminals and comes with a specialised audio power adapter, ensuring optimal performance and ease of use.

Equips A Germany Infineon MA12070 Class-D Amplifier For Impressive Performance

S.M.S.L A100 features the advanced Germany Infineon MA12070 Class-D amplifier, delivering 2*80w output power. This amplifier incorporates the innovative MERUS architecture, setting it apart from traditional Class D amplifiers. The German Infineon chip achieves remarkable 92% efficiency while maintaining superior sound quality and reduced power consumption. Its sophisticated design employs a unique four-MOSFET half-bridge configuration (M1-M4) with a "flying" capacitor that serves as an additional power rail, resulting in a three-level output signal at the switch node.

Equips Bluetooth 5.0 With A Built-In Antenna For Enhanced Data Transfer

S.M.S.L A100 features Bluetooth 5.0 with a built-in antenna, utilsing a modular solution that enhances signal stability and transmission quality in all directions. This wireless system offers a range of up to 15 meters, faster transmission speeds, and improved connection stability, delivering superior sound quality for an enhanced listening experience.

Utilise A Driver-Free USB Input Design For Seamless Listening Experience

S.M.S.L A100 comes with a dedicated USB cable that plugs directly into your computer for music playback. It supports multiple audio formats including MP3, SBC, WAV, and FLAC, all through a driver-free USB audio input system.

Embeds High-End Audiophile-Grade Components For Exceptional Performance

S.M.S.L A100 features comprehensive protection circuits against overheating and overcurrent, while utilising premium audio-grade components for superior sound quality. Its built-in low-noise, high-power dedicated switching power supply ensures reliable and continuous operation without compromising audio performance.

How To Connect An Active Subwoofer

To connect an active subwoofer to the A100, ensure your subwoofer has a "Subwoofer in" or "LFE in" port. The A100 features two identical bass output ports, and you can use either one to establish the connection. Once connected, both the main speakers and subwoofer will simultaneously output the bass signal, delivering enhanced low frequencies while maintaining the original treble quality in a 2.1 channel configuration.

Meticulously Crafted With An Exquisite Layout With Simple Operation

S.M.S.L A100 showcases meticulous craftsmanship with premium materials, featuring intuitive controls including a mute button and input switch on top, complemented by a large volume control knob on the front panel. The amplifier is equipped with high-quality gold-plated input/output terminals and comes with a specialised audio power adapter, ensuring optimal performance and ease of use.

Volume Knob

S.M.S.L A100 is embedded with a volume knob that allows you to control volume easily.

Input Switch

S.M.S.L A100 features a input switch that allows you to choose between your input options for seamless compatibility.


All You Need To Know About The S.M.S.L A100

Inputs
USB , Bluetooth , RCA
THD+N
0.005%
SNR
103dB
Channel separatio
88dB
Output Power
80Wx2(4Ω) /
40Wx2(8Ω)
Input sensitivity
180mV


1 Year Warranty

Don't sweat it, this S.M.S.L - A100 comes with a 1 Year warranty from S.M.S.L that covers manufacturing defects. All products featured on Headphone Zone are backed by an original manufacturer's warranty.

Read more about S.M.S.L's warranty in India.

Unveiling Cutting-Edge Audio Technology

Established in 2009, Foshan ShuangMuSanLin Technology Co. Ltd. is based in Shenzhen, China. S.M.S.L specializes in audio equipment including DACs, stereo headphone amplifiers, and power amplifiers. With an in-house R&D, manufacturing, and marketing team, S.M.S.L has built an extensive sales network covering 33 cities in China. Additionally, S.M.S.L has developed strategic partnerships with several countries, including Japan, Britain, Germany, Portugal, and Singapore. Their products are exported to over 30 countries worldwide and have garnered high customer satisfaction.

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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: 10.30am-6:30pm.Average answer time: 2-3 Hours

Other Details


Generic Name Headphone Amplifier
Importer Details Importers Name: Ferrari Video
Address: 63/18, 1st Main Road, Gandhi Nagar, Chennai - 600020
Contact No: 044-24420733
Net Quantity 1
Package Contents S.M.S.L A100

Manuals & Guides



User Manual | A100

Bluetooth Power Amplifier



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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.


  • Audiophile Community Favourite

    When I see a product that keeps coming up in forums, Reddit threads, and community meet-ups, I know it’s earned its place. "Audiophile Community Favourite" is our way of spotlighting the gear that real listeners — not just reviewers — swear by. 🦋


    These are products that enjoy a sort of cult following for all the right reasons: consistently great tuning, build, and value. They're the kind of recommendations you'd get from a friend deep in the hobby. If you're the type who likes going with a proven crowd-pleaser, these picks are beloved by thousands of ears.


    When you see '🦋 Audiophile Community Favourite' products, expect reliable recommendations backed by passionate users, often refined over years of trust and love from the community.

  • Incredibly Popular

    Some things deserve all the attention ⭐!


    I've found that when something becomes incredibly popular in the audio world, it's usually for very good reasons. This exceptional audio gear has earned widespread popularity by consistently delivering outstanding performance that resonates with listeners across diverse preferences and experiences. Think of it like that blockbuster movie that everyone loves - sometimes, universal appeal indicates genuine quality rather than just marketing hype.


    The widespread acclaim isn't just about trend or marketing - it's a testament to genuine quality and performance that has been consistently demonstrated through real-world usage. This popularity has been earned through merit, delivering reliable satisfaction to countless users 📈.


    When you encounter "🥇 Incredibly Popular" products, expect proven excellence validated by the collective experience of satisfied users who've made these their go-to choice.

  • 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.


Customer Reviews

Based on 1 review
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R
Rohit (New Delhi)
Mighty Punch in a Compact Package

Here’s my take after putting it through its paces.

The Good:
RCA Steals the Show: The RCA input is the star here. It delivers clean, dynamic sound with impressive clarity, making it a fantastic choice for wired setups. If you’re connecting via RCA, this amp truly shines.

Packs a Punch: Don’t let the small size fool you—this thing drives with ease. I tested it with an active subwoofer, and it handled the low end flawlessly, maintaining tight bass and clear treble in a 2.1 setup.

Build and Usability: Feels premium and intuitive controls. The volume knob and input switch are smooth and responsive, making operation a breeze. Only thing is when it powers on it defaults to Bluetooth.

The Not-So-Great

Bluetooth Falls Flat: While the Bluetooth works fine with decent range the sound quality feels lackluster compared to RCA. It’s functional but lacks the depth and vibrancy I’d expect for critical listening. If Bluetooth is your primary input, you might want to look elsewhere.

Short Power Cable: The included power cable is frustratingly short. Be prepared to have an extension cord or a longer cable handy to avoid placement issues.

USB Untested: I didn’t get around to testing the USB input, so I can’t comment on its performance.

Verdict

It is a gem for those prioritizing RCA connections, offering impressive power and sound quality for the price. It’s a great pick for a compact home audio setup, especially if you’re pairing it with an active subwoofer. However, if Bluetooth is your main focus, the flat sound might disappoint. Overall, it’s a solid 4-star performer that delivers where it counts, provided you’ve got a longer power cable ready.

Glad to hear it’s delivering where it counts, especially through RCA, sounds like a solid pick for wired setups! Keep the music playing!