Previous page Next page Your needs are our goal. Any questions, please you can. We will solve it until you are satisfied. Package List for Digital Signal Audio Processor DSP: 1 X Car Audio Digital Signal Processor DSP 2 X High to low level converter,1 X Power fuse, 1 X REM cable,1 X Remote controller,1 X GND cable, 2 X RCA audio cables,4 X Speaker connecting cables, 1 X 12V 4 Gauge Power cable,1 X User manual What can I do if I meet a question during the Car Audio Digital Signal Processor installation? Step 1: Click "HomeCar" Step 2: Click "Ask question" Step 3: Please send us pictures or videos of the technical or installation questions you met Then we will get back to you soon. This Car DSP comes with a universal cable, you need to wire it manually The universal cable is compatible with most car radios. You need to wire it manually to connect this Car DSP, and this amplifier DSP contains a Remote controller.