Android Backup Camera Installation Guide - 4 Steps

1, you will see two same AV cables, one connect to device AV in; another connect to reverse camera AV in 2, connect with the triger wire, you can find this in wiring diagram (triger wire used to detect if in triger gear, so it will supply 12V to power the camera) 3, connect to another AV in and reverse camera power supply connector. 4, then there will left 2 power + and 1 power -; 2 power + wire to tail light + 1 power - wire to car body (GND) or tail light - P.s this is a night vision camera you need to select AHD 25 HZ signal, if other signal it won't show the image.