LG CU400 pinouts
The connector/pinout information may be applied to the LG (show all pinouts) model CU400
Universal Cell Phone 3-pole (mono) headset connector pinout cordless/cell phones headset/handsfree cable connector
LG U300, U500, U880, U890, U900, U8110, U8120, U8130, U8138, U8150, U8180, U8200, U8210, U8290, U8330, U8360, U8380, U8500, U8550, CU400, CU405, L1100 cell phones cable connector pinout serial and USB (e.g. MA-8270P) cables information
MRLG 4-pole 2.5mm headset connector pinout MRLG pinout