PIONEER CABLAGGIO RADIO/SPINA CD FH-X720BT FH-X520UI FH-X820BS NUOVO p11
This harness has 4 pair of speaker wires, Amp/Power antenna remote, Acc, Illumination, Battery and Ground wire. So be sure to try harness to see if fits1st before hooking it up. This list is of known units this harness will work with.