Earphone connector board wiring

Delta prime

Joined Nov 15, 2019
336
TRRS_with_pins-768x461.jpg
T.R.R.S. stand's for Tip Ring Ring Sleeve

Pin Function

1Microphone
2Ground
3Right Audio Channel
4Left Audio Channel

It is the most commonly adopted standard for modern smartphones and gaming consoles where the cable supports a microphone and stereo audio connection at the same time.
The silk screen on PCB shows Right & Left now you need ground & mic. :)
 
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