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4 pin 3.5mm (2.5mm) plug connector layout
4 pin 3.5mm (2.5mm) plug connector
should work with Moto Defy, Moto Droid and some others(3.5mm)

 

Pin
Number
Pin
Name
Description (may be empty)
1 L_SPKR  Left audio speaker
2 R_SPKR  Right audio speaker
3 GND-  Common ground / Mic-
4 MIC+  Mic +/ Button shorts to GND

Left and Right are red\green(pin 1 and 2)

Their ground(gold) goes to 3

MIC's dual-color cable(red+green) goes to 3

And it's gold cable goes to 4

According to 2 reports in our database (0 positive and 2 negative) the Motorola Defy, Motorola Droid headset / handsfree pinout may be incorrect.

Is this pinout
Motorola Defy, Motorola Droid headset / handsfree visual pinout:click to enlarge
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