Exclusive KVT Vibration Driver: Features the innovative Kiwi Vibration Transducer (KVT) that physically delivers sound through tactile vibrations, enhancing low-mid frequencies for a deeper, more immersive audio experience.

10mm Beryllium-Plated Diaphragm Subwoofer: Equipped with a beryllium-plated 10mm dynamic driver, offering fast, precise bass hits and rich, textured low-end, with a 3D-like depth when paired with the KVT.

Precision Tuning for Perfect Tonal Balance: Engineered with an 8dB controlled sub-bass boost, a flat, neutral midrange, and a smooth, resonant treble for a natural, clear, and musical sound signature.

Custom In-House Balanced Armature Drivers: Utilizes custom Kiwi Ears midrange and dual ultra-high frequency drivers for seamless transitions across the frequency range, delivering crystal-clear vocals and fine microdetails.

Hybrid Innovation with Vibration-Enhanced Bass

The Kiwi Ears Étude features a unique Kiwi Vibration Transducer (KVT) that physically enhances low-mid frequencies with tactile vibrations, unlike traditional bone conduction. Paired with a 10mm Beryllium diaphragm dynamic driver, it delivers fast, deep bass and immersive 3D imaging. Precision tuning ensures tonal balance with natural mids and comfortable treble. Three custom BA drivers provide clear mids and detailed highs, creating a seamless, lifelike sound across the spectrum.

KVT: Kiwi Vibration Transducer

The Kiwi Ears Étude was developed to showcase the KVT - Kiwi Vibration Transducer. Our in-house vibration transducer is not like bone conduction drivers currently used in earphones. Rather, it is more akin to scaled down miniature vibration drivers that are used in bluetooth vibration speakers. The KVT uses strong N52 neodymium magnets that are suspended by heavy-tension spring systems that physically vibrate a conduction plate upon actuation by electrical currents. The KVT provides physical tactile vibrations to relay the sound, enhancing low-mid acoustics. 

Beryllium Diaphragm Subwoofers

A 10mm Beryllium-electroplated diaphragm driver is utilized for the bass. Engineered to serve as a subwoofer, the dynamic driver dishes out incredibly precise and fast kick drum hits and rich bass guitar notes. Paired with the KVT, the lows deliver deep rumble and a 3D-like imaging. 

Precision Tuning

The Étude has been carefully engineered to meet Kiwi Ear’s standards for tonal balance. The sub-bass is powerful yet controlled at 8dB to provide the correct balance between richness and clarity. The midrange is flat and neutral, with a 250Hz bass shelf crossover, which allows vocals and instruments to sound accurate and without any coloring. The treble has been acoustically tuned to be comfortable and resonant, establishing the Étude’s tonal balance. 

Custom Balanced Armature Drivers

The Étude utilizes Kiwi Ears’ custom in-house balanced armature drivers. A single high-efficiency midrange driver delivers robust and undistorted fundamental frequencies of vocals and instruments. A dual ultra-high frequency tweeter is utilized to bring out microdetails and air within the music. Paired together, the transitions throughout the entire frequency range is seamless and natural.  

Technical Details

Drivers

3BA + 1DD + 1BN

Sensitivity

104dB SPL/mW

Frequency Response

20Hz – 20kHz

Impedance

5Ω

Connector

0.78mm 2-Pin

Cable Length

1.2 Meters

Inside the Box
  • Kiwi Ears Étude
  • Cable
  • Ear Tips (x9 Pairs)
  • Earphone Case
  • Warranty Card
PRICE
$119.00 USD
FREQUENCY GRAPH

30-Day Return Policy

You may return any non-customized product that is still factory sealed, within 30 days upon receiving it. For items that are damaged, incorrect, or faulty upon delivery, Linsoul will assess the issue and provide a solution accordingly.

1 Year Warranty

The Kiwi Ears Étude Comes with a 1 year warranty on In-Ear Monitors and 3 month warranty on the cable.

Authentic Products

Linsoul Audio is the authorized distributor. All products are authentic and genuine.

Worldwide Free Shipping

We are located in China but send our products worldwide for free. T&Cs apply.

1 Year Warranty

We provide 1 year warranty for the all products except the cables and accessories*.

Online Support

Need help?, we are here to assist youMonday - Friday: 09:00 – 18:00 (UTC+8)

Hybrid IEMs featuring beryllium driver, balanced armatures, and vibration transducer technology. Customers said the bass is "deep, powerful" with physical sensation, great detail and soundstage. Some noted bright treble, occasional vibration interference, and recessed midrange on certain tracks. Praised for value and innovation.

  • 5 stars: 15 (65%)
  • 4 stars: 4 (17%)
  • 3 stars: 2 (9%)
  • 2 stars: 2 (9%)
  • 1 star: 0 (0%)
D
Detail M.|.l. (Sumy, UA)
Immersive vibration & elite detail

A complex hybrid setup featuring a beryllium dynamic driver, balanced armatures, and a custom Kiwi Vibration Transducer that gives you a unique physical dimension to the sound. Delivering tight, punchy sub-bass, lush vocals, and stunning micro-detail, these stunning multi-colored IEMs are an absolute masterpiece for tech enthusiasts.

F
Fabio R. (Naaldwijk, NL)
Physical bass feeling

While not 100% perfect, the midrange may sound a bit recessed on some tunes, I absolute love the physicality of the Vibration transducer that infuse the sub-bass of a powerful kick. I have changed the cable to balanced 4,4 mm but I am sold, Kiwi Ears is now among my favorite IEM producers, for its quality and innovation. I will get the Athers and the Canta for sure, since they sound like very interesting new solutions...

m
maDog (Istanbul, TR)
Vibration Enhanced Bass

The Kiwi Ears Étude is not just an IEM; it’s an experiential device designed to bridge the gap between hearing and feeling music. Just get one for your collection, you won't regret it.

C
Critica A.(. (Zamora, ES)
Sonic technology at low cost.

Large IEM that fits well in your ears. Great technical aspects for its price. One of the best out there.
Tonally, it has some minor inconsistencies and a fairly high level of enjoyment.

+Great soundstage across the board
+Good resolution
+Very suitable for games and movies.

-Its timbre isn't the most accurate
-The tonality isn't as polished and doesn't stand out at higher volumes.

I reccomend!

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I
ICYGENIUS (Yekaterinburg, RU)
KIWI EARS ETUDE - Some of the most interesting tribrid earphones with a vibration driver!

✅MY CONCLUSION OF THIS HEADPHONES!
Kiwi Ears Etude is truly something special. These headphones really surprised me, and in my opinion, they sound and look much more expensive than they actually are. Personally, I was very impressed by their extremely balanced and warm sound, deep and tactile low frequencies with a real vibro-driver effect, and a very accurate, yet emotionally rich midrange, with surprisingly transparent, technical, yet comfortable high frequencies, all of which comes together to form a coherent, musical, and captivating picture. And this is exactly the sound that you want to pick up and come back to again and again, and I haven't had such emotions in a long time, but here I really enjoyed listening. In my opinion, Kiwi Ears Etude is a vivid example of how non-standard technologies, such as the use of a vibration driver, can be not just a fun gimmick, but part of a holistic, mature, and truly complete audiophile product. For a summer mood, for everyday listening, and for those who want to get the most enjoyment without compromise, these are a really great find, and I highly recommend these headphones for purchase!
Full review : https://www.head-fi.org/showcase/kiwi-ears-%C3%89tude.28201/review/38350/

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E
Et S. (Girona, ES)
Great intimate sound

The sound presentation, thanks to the conduction driver, was a bit unusual. The bass presentation moves deeper into the head, causing a physical sensation in response. I've described it before as a tactile sensation, and I don't think I was wrong. But it's also a pleasant, controlled, and well-presented bass. No exaggeration. The mids and highs are detailed, with a controlled, precise, and pleasant brightness. The soft, neutral tone of the Singolos seems to give way to a slight V-shaped curve, with an emphasis on the midrange and a slight hint of warmth (thanks to the beryllium?). The highs, delivered by the BAs, are precise and detailed.

The soundstage, I don't know if due to the conduction driver, is three-dimensional. It presents acceptable depth and width. However, the vibration produced by the IEM can interfere at certain frequencies. It's not severe, but it is occasionally noticeable. This seems to represent the only negative point I've managed to unravel.

In summary. The Étude's sound is quite sophisticated (a little wink for French speakers). They feature incredible detail, a three-dimensional soundstage projection, deep, detailed bass, and with the incredible implementation of the tactile element of the bone conductor, it's a very special IEM. I have no complaints about the sound (vibration aside), and in fact, it sounds like they'll be a full rotation for my listening sessions.

P
Philip L. (Cagliari, IT)

Nothing to complain about 👍

M
Mike H. (Woodstock, CA)
Etude Iems

Greatly detailed and full sounding. Would recommend.

A
Aris-Brice

Bien mais long

J
Jokubas (Klaipėda, LT)

It's quite nice it's base heavy but I really like listening to it and singing along

G
GearZilla Q.H.D.M.F. (Georgetown, US)
GearZilla Quick Hit: More Echo Than Impact

The Kiwi Ears Étude had me excited going in, but it never quite comes together.

What it does: tries to add depth and immersion with bone conduction.
How it does it: pushes vibration into the shell, but the effect feels misaligned and unfocused.
Who it’s for: honestly, hard to recommend unless you’re specifically curious about bone conduction tech.

Instead of adding texture, the presentation comes across a bit hollow with noticeable reverb. Notes don’t feel as grounded, and the overall sound lacks the cohesion you want at this level.

The shell design doesn’t help either. There’s a slight hollow feel that matches what you’re hearing, which makes the whole experience feel less solid than it should.

Compared to more traditional hybrids, this feels less controlled and less natural. The idea is interesting, but the execution just isn’t there yet.

Kaiju rating: 2 out of 5

Concept kaiju. Big idea, but it’s stomping in the wrong direction.

Dear customer,

Thank you so much for taking the time to share your detailed and honest experience with the Kiwi Ears Étude. We truly appreciate your thorough feedback, especially regarding the bone conduction implementation, cohesion, and build feel.

We’re disappointed to hear the overall performance didn’t meet your expectations, and we take your observations very seriously. Comments like yours help us understand real-world listening experiences and guide future improvements in tuning, design, and quality control.

We’re sorry this pair didn’t work out for you, and we hope to have another chance to deliver the sound experience you’re looking for from our other products.

If you have any other questions, please feel free to contact us at support@linsoul.com. We will be happy to assist you.

Wish you all the best!

M
Marco S. (Lever, PT)

Kiwi Ears Étude

F
Filip

Sound really nice for the price

M
Muzaki N.
My Experience with Kiwi Ears Étude

The first thing I noticed is that these IEMs are FUN. For me, "fun" means I can listen to many different music genres—from pop and rock to R&B—without needing to tweak any EQ settings. They just work well with everything straight out of the box, no hassle.

The bass is absolutely incredible. It’s not just something I hear in my head; I can actually feel it in my body. It’s deep, powerful, and very satisfying, especially with bass-heavy tracks.

I’m also really impressed with the layering and soundstage. I can clearly tell where each instrument is placed—whether it’s left, right, close, or far. This gives the music a great sense of depth and makes listening feel immersive.

Overall, the Kiwi Ears Étude has been my go-to IEM for the past two months. They’re comfortable for long listening sessions, and I enjoy them more every day.

Thanks for making such a great product!

—M/Muzaki/Muuunniverse

김
김현태 (Seoul, KR)
Kiwi Ears ETUDE – Emotional Bass in the 100,000 KRW Range

After a week of listening, the ETUDE proves to be more than just a good-sounding pair of earphones. It delivers both a refined sense of immersion and a stable sound signature.

The combination of the beryllium driver and KVT technology brings out bass with clarity while creating a sense of depth that sets it apart from typical earphones.

Although priced in the entry-level range, the overall sound quality is refined enough to satisfy even mid-to-advanced users.

With its well-controlled tuning and comfortable tonality, the ETUDE is a model I can recommend to both beginners and those who value balance in their listening experience.

N
Narrendran A.P. (Leeds, GB)

Kiwi Ears Étude

匿
匿名 (Shimonoseki, JP)
very interesting IEM !

While the earphone housing is a bit large, it still fits comfortably in the ear.
Because the vibrations are physically transmitted to your ear, they produce a dynamic sound.
The mid and high frequencies are clear and not overwhelmed by the low-end vibrations, making POPs and similar genres really enjoyable to listen to.

L
Linkolus (Quakenbrück, DE)
Very Fun Set

Once a vibration transducer stopped working, if you feel like yours is defective you should tap the iem it on the back while in your ear. If it makes a springy noise it's probably fine, if not it might me Stuck. Mine was and I fixed it by simply tapping on the back of the iem a little harder to knock it loose. It works perfectly fine now.

d
demond j. (Bardstown, US)
Gym Good

The base of the etude is good not great! I am a confessed bass head. I feel the tremble is a bit weird on the etude. I love my bass but I want correct tremble when listening to my rock! At the gym I can put them in and do what I got to do & im happy. These are not a chill set. But them give me the musical energy need to finish my sets. Overall, I am happy with them and feel like my money wasn’t wasted! #olddadthatlovesmusic

N
Nick K. (Lincoln, US)
Linsoul Great, Etude meh.

Guys have been on a roll, regarding the Etude, it is not my favorite of recent releases. I do not like the twangy noises they make, surpasses any other features. Martilo showed up and made forgetting the Etude very easy.

c
cueva (Ashburn, US)
Great performance at the price - Bass Immersion

I purchased these primarily because I am a basshead and the vibration transducer would be a first for me.

I think that these are a great value and performance for the price. Personally, I have to put the volume higher than normal to really feel the transducer strongly, but I EQ'd to add a slight bass boost and I was able to feel the effects at a lower volume after that.

I am slightly treble sensitive and had no issues with the treble on these IEMs even at the increased volume, which I appreciated a ton!

G
GearZilla Q.H.D.M.F. (Georgetown, US)
When Your Favorite Band Drops a Jazz Album Out of Nowhere

Let’s get one thing straight—I’m a Kiwi Ears Cadenza connoisseur. That IEM was my daily fruit smoothie: smooth, rich, a little sweet, and left me feeling like my ears just got a hug from a beryllium angel.

So naturally, when Kiwi Ears dropped the Etude, I thought, “Yes! A Cadenza with gains! Cadenza, but make it jacked!” What I got instead? Cadenza joined an avant-garde jazz quartet, started drinking espresso at midnight, and now refuses to play any of the old hits.

The Etude is bright. Like, “forgot to wear sunglasses on a glacier” bright. Sure, the bone conduction tech adds some body—basslines hit with a kind of fun-floor rumble like a subwoofer under your chair at a theme park—but the upper mids and treble are having a party, and they didn’t invite warmth.

Don’t get me wrong, it’s technically impressive—clean, articulate, more separation than a celebrity marriage—but emotionally? I wanted Cadenza on steroids, not Cadenza left the band to go solo and started posting cryptic Instagram stories about “embracing the light.”

Still, props to Kiwi Ears for trying something new. If you love detail, sparkle, and don’t mind your music sounding like it’s auditioning for Cirque du Soleil, the Etude might be your jam.

But me? I’ll be in the corner with my Cadenza, sipping hot cocoa and listening to moody indie ballads like the warm little goblin I am.

Rating: 3.5 out of 5 kiwis.
P.S. Please release “Cadenza Max” and take my money…

J
Joseph

Sounds great!

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