?This rear camera rca plug adapter cable is a standard accessory, it fit most rear view cameras, if in case it is incompatible with your rear camera, please let us know, we will provide a full refund timely. ? This CVBS RCA plug backup camera power cord should be connected to 12V power supply. ? Before installing this cord, please first test whether this cord fit your camera. ? Converts Reversing camera CVBS RCA connector to 4PIN reversing camera connector, help connect the rearview camera with RCA connector to the dash cam,mirror cam. This is 4Pin to RCA plug adapter cable. Please confirm the number of pins of your dash cam backup camera before order.