













7HZ - Timeless
Planar Magnetic In-Ears
Unfortunately, even if we desire to, we won't be able to resurrect this product. The Museum is where we pay our respects to end-of-life, old, archived, but not forgotten products. This page was made with a lot of love and will live on for posterity. What to say, we're sentimental people. 😔
While this product is gone forever, here are others we recommend
Why 7HZ is Special
Designed in China
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.
Born in 2021
Why we love this IEM
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.
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.
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.
Built like a Tank
Durability concerns? Rest assured 💪.
I tend to describe these products as audio equipment that's built to survive anything you can throw at them. These headphones incorporate high-grade metal components and reinforced design elements that ensure they can handle demanding conditions while maintaining structural integrity. Think of them as the military-grade vehicles of the audio world - over-engineered for reliability and built to last decades, not just years.
The metal construction provides exceptional strength and longevity while contributing to a premium feel that serious audio enthusiasts appreciate. Whether you're a professional who needs reliable daily-use equipment or someone who values long-term investment in audio gear 🏗️.
When you encounter "🪖 Built like a Tank" products, expect unmatched robustness and durability you can count on for years of intensive use.
Why it Sounds Amazing
Planar Magnetic Driver
I love describing planar magnetic drivers as the Formula 1 cars of headphone tech. Unlike traditional dynamic drivers, planar magnetic drivers use an ultra-thin diaphragm suspended between magnets that pushes air with unmatched speed and precision. The result? Sound that’s exceptionally clean, fast, and rich in detail across the entire frequency range. 🎧
Now here’s what’s actually happening: because of the evenly distributed magnetic force across the diaphragm, you get lower distortion, tighter bass, and a superior transient response. Planars often need more amplification and are typically found in larger headphones, but the payoff is a sound that’s smooth yet revealing—incredibly accurate without being clinical. It’s the kind of driver that makes you rethink what your favorite track actually sounds like.
Flat Sound Signature
I tend to describe a flat sound signature as the “studio monitor” of headphones—what goes in is what comes out. 🎚️ There’s no added flavour or colouration; it’s a true-to-source representation. Audiophiles and sound engineers who value neutrality and precision often gravitate toward this kind of tuning.
Here’s what’s actually happening: the entire frequency response is tuned to be as even as possible, so bass, mids, and treble are all balanced without any emphasis. This makes flat-sounding gear ideal for critical listening, mixing, or mastering, where accuracy matters more than excitement. But for casual listeners, it might feel a bit “boring.” That said, a well-done flat tuning can reveal the soul of a song like no other. 🎧
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.
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.
Sharp & Precise Details
Are you a lover of sharp and precise details 🔍?
I believe that detail retrieval is like having audio superpowers - suddenly, you hear things in familiar songs that you never knew existed. These premium headphones are meticulously engineered to deliver remarkably detailed and precise sound reproduction, capturing every subtle nuance with exceptional accuracy. Think of them like high-resolution cameras for your ears that reveal the finest textures and micro-details that most headphones simply miss.
The carefully tuned drivers and advanced acoustic design ensure even the most delicate musical elements are reproduced with stunning precision. From the gentle brush of a cymbal to the subtle resonance of acoustic instruments, these products capture and present every sonic detail with remarkable accuracy 🎯.
When you see "📌 Sharp & Precise Details" products, expect extraordinary detail resolution that reveals new layers in familiar recordings with stunning clarity and precision.
Layered and Nuanced Sound
Imagine sitting in the second row of a grand music hall 🎼, where each instrument's placement creates a vivid sonic landscape before you. I believe these headphones recreate that precise spatial positioning, allowing you to distinctly perceive where each instrument would be on an imaginary stage. Think of it like watching an orchestra conductor - you can follow each section independently while appreciating how they work together in perfect harmony. The layered presentation ensures every element occupies its own distinct space while contributing to the whole.
This audio equipment creates a detailed listening experience where musical notes, overtones, and reverberations shine through clearly, keeping complex passages distinct and well-separated. The tuning excels at revealing subtle interplay between instruments and the natural ambiance of recording spaces 🎯.
When you see "🍰 Layered and Nuanced Sound" products, expect intricate soundscapes that reveal the depth, complexity, and artistry in your favorite music with exceptional clarity.
Perfect to Analyse Music
Delve deeper into intricate musical layers 🎼!
I believe that some headphones are like musical microscopes - they reveal details and nuances that most people never even know exist in their favourite songs. These specialised audio tools are meticulously engineered for those who seek to explore the deepest intricacies of sound, offering exceptional precision for detailed music analysis. Think of them as detective tools for music that help you uncover every hidden element in complex compositions.
These products enable you to dissect and examine every aspect of the musical landscape, from subtle instrument textures to precise timing, from delicate vocal overtones to intricate harmonic layering. They're specifically crafted for musicians, producers, and discerning audiophiles who desire profound insights into technical and artistic elements 🔬.
When you encounter "🔍 Perfect to Analyse Music" products, expect analytical precision that reveals layers of detail and musical craftsmanship you never knew existed.
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. ⚡
The 7Hz Timeless is a future classic and has paved the way for a new generation of planar-magnetic IEMs. It manages to deliver stellar resolution, tonality, ergonomics, and clarity while performing excellently and fulfils its niche as a planar IEM well. You have to hear it to believe it!

About RAGHAV SOMANI
Raghav Somani is the Founder & CEO of Headphone Zone. An avid audiophile and musician since 2008, his choice of headphones include STAX Electrostats, Audeze LCD 3, and for music on the go, the JH Audio Roxanne + Astell&Kern SP1000 is never too far away. On his playlist, you'll find A.R. Rahman, Michael Jackson, and the Eagles.
DESCRIPTION
NEODYMIUM MAGNETIC ARCHITECTURE WITH CUTTING EDGE 14.2MM PLANAR MAGNETIC DRIVER
7HZ introduces the Timeless, their latest planar magnetic IEM. Timeless embeds the most cutting-edge audio technologies to deliver a rich sound. Timeless is equipped with a 14.2mm planar magnetic driver that works in tandem with a powerful dual-sided neodymium magnet to deliver lifelike audio reproduction. The 14.2mm planar magnetic driver utilises an ultra-thin 2mm diaphragm coil together producing excellent dynamics and fast response with great clarity throughout the frequency spectrum. The planar magnetic driver in 7HZ Timeless features a dual-sided neodymium N52 magnetic architecture that delivers an extremely powerful magnetic flux in the cavity. This magnetic flux helps the diaphragm coil's rapid movement, resulting in a refined, energetic, distortion-free sound output from the earphone.



EXQUISITELY CRAFTED WITH AVIATION-GRADE ALUMINIUM FOR A COMFORTABLE WEARING EXPERIENCE
The 7HZ Timeless is designed using high-quality materials to give you the best wearing experience. The earphones weigh around 5g each shell and are comfortable to wear. You feel nothing heavy on your ear even after a long time of wearing it. Ergonomic design provides ultimate comfort all the time. Each earpiece of Timeless is carved from a single piece of aviation-grade aluminium alloy material, and each earpiece is made using a high-precision CNC machining process and offers the highest strength level of hard oxidation treatment. It is durable and wear-resistant with a well-finished look with lightweight aesthetics and an ergonomic shape. The perfect-circle enclosures on the Timeless are textured and bold, making a statement whenever you wear them. The pair is both sonically as well as aesthetically pleasing.




BUNDLED WITH CUSTOM-DEVELOPED HIGH-QUALITY CABLE WITH BERYLLIUM COPPER MMCX CONNECTOR
To maintain high-quality performance with the Timeless earphones, 7Hz has bundled the pair with a high-purity cable made with a combination of single-crystal copper and silver-plated single-crystal copper cores. This cable has an outer shielding with silver-foil wire coating for a warm sound. This cable is strictly selected to present a smooth and satisfying sound. The cables also feature a standard MMCX connector with gold plating. The connector end on the earphones for the MMCX plug is plated with beryllium copper to ensure lossless audio transmission while elevating audio quality. The earphones feature a detachable design allowing for future upgradability.



SPECS
DRIVERS | 14.2 mm planar magnetic drivers |
IMPEDANCE | 14.8Ω |
SENSITIVITY | 104 dB/1 kHz |
THD | <0.2%/1 kHz |
FREQUENCY RESPONSE | 5-40000 Hz |
WIRED CONNECTIVITY | 3.5 mm |
PIN TYPE | MMCX |
MICROPHONE | NA |
COMPATIBILITY | Universal |
WEARING STYLE | In-Ear |
DETACHABLE CABLE | Yes |
HOUSING MATERIAL | Aluminum |
CABLE | single-crystal copper and silver-plated single crystal copper cores cable |
WEIGHT | Single 5.5g |
BOX CONTENTS | 1. 7HZ Timeless Earphones |
2. Cable | |
3. 9Pair Ear tips | |
4. Storage Box |
NEODYMIUM MAGNETIC ARCHITECTURE WITH CUTTING EDGE 14.2MM PLANAR MAGNETIC DRIVER
7HZ introduces the Timeless, their latest planar magnetic IEM. Timeless embeds the most cutting-edge audio technologies to deliver a rich sound. Timeless is equipped with a 14.2mm planar magnetic driver that works in tandem with a powerful dual-sided neodymium magnet to deliver lifelike audio reproduction. The 14.2mm planar magnetic driver utilises an ultra-thin 2mm diaphragm coil together producing excellent dynamics and fast response with great clarity throughout the frequency spectrum. The planar magnetic driver in 7HZ Timeless features a dual-sided neodymium N52 magnetic architecture that delivers an extremely powerful magnetic flux in the cavity. This magnetic flux helps the diaphragm coil's rapid movement, resulting in a refined, energetic, distortion-free sound output from the earphone.



EXQUISITELY CRAFTED WITH AVIATION-GRADE ALUMINIUM FOR A COMFORTABLE WEARING EXPERIENCE
The 7HZ Timeless is designed using high-quality materials to give you the best wearing experience. The earphones weigh around 5g each shell and are comfortable to wear. You feel nothing heavy on your ear even after a long time of wearing it. Ergonomic design provides ultimate comfort all the time. Each earpiece of Timeless is carved from a single piece of aviation-grade aluminium alloy material, and each earpiece is made using a high-precision CNC machining process and offers the highest strength level of hard oxidation treatment. It is durable and wear-resistant with a well-finished look with lightweight aesthetics and an ergonomic shape. The perfect-circle enclosures on the Timeless are textured and bold, making a statement whenever you wear them. The pair is both sonically as well as aesthetically pleasing.




BUNDLED WITH CUSTOM-DEVELOPED HIGH-QUALITY CABLE WITH BERYLLIUM COPPER MMCX CONNECTOR
To maintain high-quality performance with the Timeless earphones, 7Hz has bundled the pair with a high-purity cable made with a combination of single-crystal copper and silver-plated single-crystal copper cores. This cable has an outer shielding with silver-foil wire coating for a warm sound. This cable is strictly selected to present a smooth and satisfying sound. The cables also feature a standard MMCX connector with gold plating. The connector end on the earphones for the MMCX plug is plated with beryllium copper to ensure lossless audio transmission while elevating audio quality. The earphones feature a detachable design allowing for future upgradability.



DRIVERS | 14.2 mm planar magnetic drivers |
IMPEDANCE | 14.8Ω |
SENSITIVITY | 104 dB/1 kHz |
THD | <0.2%/1 kHz |
FREQUENCY RESPONSE | 5-40000 Hz |
WIRED CONNECTIVITY | 3.5 mm |
PIN TYPE | MMCX |
MICROPHONE | NA |
COMPATIBILITY | Universal |
WEARING STYLE | In-Ear |
DETACHABLE CABLE | Yes |
HOUSING MATERIAL | Aluminum |
CABLE | single-crystal copper and silver-plated single crystal copper cores cable |
WEIGHT | Single 5.5g |
BOX CONTENTS | 1. 7HZ Timeless Earphones |
2. Cable | |
3. 9Pair Ear tips | |
4. Storage Box |
Don't sweat it, this
7HZ - Timeless comes with a 1 Year warranty
from 7HZ that covers manufacturing defects.
All products featured on Headphone Zone are backed by an original manufacturer's warranty.
Read more about 7HZ's warranty in India.

"It's quite a convincing product from 7 Hertz. Solid sound performance. Decent build and quality. Easily driveable from smartphones. A real portable planar at an affordable price range."
Read MoreHave a question? Get in touch!
Check out the most common questions our customers ask. Still have questions? Talk to our Headphone Gurus.

What is the sound signature in the 7HZ Timeless?
Will the 7HZ Timeless work with my smartphone?
How is the overall fit of 7HZ Timeless?
Does 7HZ Timeless have a remote and mic?
Does the 7HZ Timeless come with detachable cables?
Is the 7HZ Timeless with a detachable cable design? What's its connector?
What is the warranty period on the 7HZ Timeless and how do I claim warranty?
