KOOPAO External USB Sound Card, Hi-Res USB Audio Adapter, Plug Play Type A to 3.5mm Aux Converter Compatible for Computer Win10 8 7, Play Station, Gaming Headset, 1M / 3.28ft







Price: $11.99
(as of Feb 03, 2026 19:26:37 UTC – Details)
Product description

KOOPAO USB to 3.5mm Audio Adapter — Professional and Durable
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Scope of Application
It could be used as elementary level external USB soundcard , It allows you to connect TRRS headset / earphone / microphone to digital devices like PC / Playstation 4 5 / Switch dock / Laptop / Mac & etc , via the USB 2.0 type A port .
Plug & Play
Compatible with most system like : Windows 10/8.1/8/7/Vista/XP, Mac OS X, Linux, Google Chromebook, Windows Surface 3 pro, Raspberry Pi and etc.
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NOT work with XBOX One / TV / PS3 / Car
as their USB port has no audio channel

Highest Performance Chip In Market
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More Function
support standard switching between OMTP and CTIA – (fully compatible with TRRS headphones in market)support headphone wire control like Play/Pause , Volume +/- (NO button on itself)support individual use of audio playing or Mic recording
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Cautions :
switching standard need to plug and unplug the adapter & headphone together ( check FAQ for details)Not support TRS microphone , please use TRRS version .

Professional Audio Cable
HiFi Level cord with 99% oxygen-free pure copper core & gold plated interfaces for lossless signalIncreasing core wire to 30 combined for better anti-pulling , swigging , way better than the 12-18 version in market .Extra add a TPEE soft isolation layer to ensure the cord will not cause inner short even been serious damaged

FAQ & Tips
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* How to switch the CTIA / OMTP standard ?
Please keep the headphone connected with the adapter, then un-plug & re-plug them together from PC . the adapter will Re-identify the standard .
* Why my microphone volume is very low ?
This adapter is designed for mass-market headphone / microphones . some professional headphone has very high impedance which is too heavy for USB 2.0 port with limited power . please use Amp or premium soundcard .
* Why there is no respond or static when plug-in ?
If no respond , please check if this adapter is your default audio device in system.
If static , please try to plug this adapter to the PC’s backside usb port which has higher working power .


What’s TS / TRS / TRRS Jack ?
As you can see in the picture above :
TS Jack : Mono Signal (1 ring on the pin)
TRS Jack : Stereo signal for either audio or mic (2 rings)
TRRS Jack : Stereo audio + Mono mic (3 rings)
So the TRS microphone NOT suit this adapter
Specification
Port A : USB 2.0 Type A
Port B : 3.5mm Female TRRS 4-Pole
Total Length : 35cm or 100cm optional
Material: Braided Wire + Alloy Shell
Compatible System :
* Windows 10 / 8.1/8 / 7 / Vista / XP
* Mac OS 8.6 or above
* Linux
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Customer Reviews
4.5 out of 5 stars 13,192
4.5 out of 5 stars 13,192
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Price
$10.99$10.99
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$6.99$6.99
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$12.99$12.99
USB Port:
USB Type-C USB Type-C USB Type-C USB Type-C USB Type-C no data
Total Length
3.28Ft/ 1M 3.28Ft/ 1M 3.28Ft/ 1M 3in/12Cm 3in/12Cm no data
External USB Sound Card】This USB audio adapter could be a replacement for the broken sound card & add a new 3.5mm aux port to the computer .Support listening and speaking, dual functions. Need No driver and easily adds a 3.5mm TRRS aux port integrated microphone-in and audio out interface to your devices.
【Wide Compatibility】This USB to 3.5mm Jack Audio Adapter support TRRS headsets and microphones and all the USB audio enable devices, such as PC, Laptop, PS4, Xbox, Mac, 4-Pole Microphone (not support PS3, TV, Car, 3-pole mic). Systems like Windows 10/8.1/8/7/XP/Vista , Linux . Softwares like Skype, Hangouts & etc.
【Plug & Play for Different Jack Standard】 This USB to audio jack adapter compatible with both Apple CTIA & Android OMTP standard 3.5mm TRRS jack headphone , It will prevent the static , crackling noisy, no respond problems which caused by incompatibility of different standard jacks(Mic – GND port short circuit) . It also work with audio play TRS jack , NOT work with TRS Microphone . NOT work with TS jack .
【Support Wire Remote signal】 The new generation chip allows this usb to 3.5mm jack audio adapter to support the wire remote control signals like volume adjust , sound recording , pause/play & etc without any peripherals like knob switch and control center . other models in market may not able to provide this convenience & the size much bigger .
【BUY WITH CONFIDENCE】Koopao is a professional USB audio adapter manufacturer. Every product we launch has undergone rigorous testing and meets the quality standards in US. if you have any questions, pls be free to contact us .