Headsets, Headphones, Handsfree - pinouts of mobile phones and other equipment  > Samsung pinouts


 

Pin
Number
Pin
Name
Description
tip 1 Audio OUT left
ring1 2 Audio OUT right
ring2 3  GND
outer ring 4 Microphone (must be more than 1.1k impedance) and switch

 

4 pin 3.5mm (2.5mm) plug connector layout
4 pin 3.5mm (2.5mm) plug connector
at the cable
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