IM4 Wired Earbuds

Wired Is Cool Again

No charging nonsense.

Just Plug and Play.

wired is cool again

Pair with MD3 DAC Dongle

Plug and play lossless sound on the go.

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perfect for everyday listening

hear more detail

Plug and play lossless sound on the go.

open-back design.
clearly immersive.

Minimizes internal reflections and pressure buildup,

delivering a more open, natural sound with reduced fatigue.

find the sound
that fits you

Choose from 3 ear tip sizes, 3 ear tip styles, and 2 sound nozzles: aluminum for reduced sibilance and added bass, or brass for clearer mids and treble.

all-day comfort

ergonomic fit for your ears

Designed from millions of ear shape data, the ergonomic housing ensures a secure fit and all-day comfort.

7g lightweight
design

The hollowed structure cuts weight to

ensure pressure-free comfort.

skin-friendly finish

The all-aluminum body offers a smooth touch

that's gentle on the skin.

C3 Gaming Sound Card

Your Footstep Radar in Every Fight

Less guessing. Clearer positioning. Faster reactions

StepSense™
Tracks Enemies Beyond Your Vision

Detect & Boost Footsteps (3-9 dB) | 10 ms Ultra-Low Latency ||No Change to Gunfire/Explosions
Trained on extensive FPS audio data, StepSense™ is continuously reffined for higher accuracy and better game compatibility

Experience It Yourself

HEAR FROM GAMERS

Endorsed by renowned gaming creator Joshua Valour, trusted by 180K+ followers

Choose the Right Sound Card

Gaming Audio Flagship

Master FPS precision and AAA immersion
with HiFi sound.

B

uy Now

Hyper Footstep Radar

Enjoy the latest StepSense™ technology to pinpoint and boost footsteps for FPS.

Fosi Audio IM4 Open-Back In-Ear Monitor

Fosi Audio IM4 Open-Back In-Ear Monitor

$99.99

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Delivery Available for Every Order

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30 Days Free Return

Customer Support

Provide you with all-round services

24 Months Warranty

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