Wires Diagram
1. There are three color of the power cables, red, black and yellow.
Red wire connects to ACC (ignition switch)
Yellow wire connects to 12V battery positive
Black wire connects to 12V battery negative
Note: the yellow wire must connect to constant power source, to keep setting memory.
2. There are four groups of speaker cables, green, grey, white and purple.
Each color is one group, and in which one cable connects to one speaker's positive wire and and the other negative wire.
It is recommended that the users hire a professional electrician to wire, install, and debug this product after receiving it.