12 pin LG handsfree cell phone proprietary connector

This is proprietary (non-standard, product specific ) connector. A proprietary connector is the special connector that can only be used with a certain device(s).

This is the 12 pin LG handsfree cell phone proprietary connector

12 pin LG handsfree cell phone proprietary connector view and layout

The pinouts for the 12 pin LG handsfree cell phone proprietary connector are:

LG headset 12 pin conector pinout