Scope of use
It could be used as elementary level external USB soundcard , It allows you to connect TRRS headset / earphone / microphone to digital devices like for PC / for Playstation 4 5 /for Switch dock /for Laptop / for Mac & etc , via the USB 2.0 type A port .
Plug & Play
Compatible with most system like : for Windows 10/8.1/8/7/Vista/XP, for Mac OS X, for Linux, for Google Chromebook, for Windows Surface 3 pro, for Raspberry Pi and etc.
NOT fit for XBOX One / TV / PS3 / Car
as their USB port has no audio channel
More Function
support standard switching between OMTP and CTIA - (fully compatible with TRRS headphones in market)
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 .
support headphone wire control like Play/Pause , Volume +/- (NO button on itself)
support individual use of audio playing or Mic recording