have you got a picture of the cable?
basically you connected this wire to a speaker and then on the other end there is RCA's that connect to the amp
how does the on/off signal work?
sorry.. don't know much about this.
07 E90 325 sports pack - Silver
05 Golf 5 Gti - Silver
04 Jag X-type 3litre - Silver
00 Corolla RXi - Silver