This is an 16-PIN wiring harness power plug. Allow to install an aftermarket head unit using the existing factory wiring and connectors | DEH-2200UB 1300MP P4300UB 3200UB P4200UB, DEH-15MP , DEH-15UB, DEH-2500UI , DEH-4500BT , DEH-X16UB , DEH-X3500UI, DEH-X35UI,DEH-X55HD, DEH-X5500HD , DEH-X6500BT , DEH-X65BT, DEH-80PRS, DEH-P7400HD, DEH-8400BH, DEH-9400BH, DEH-X3700S, DEH-X3700UI, DEH-X5700HD,DEH-X5710HD, DEH-X6700BT, DEH-X6710BT, DEH-X7500HD, DEH-X7500S, DEH-X7600BS, DEH-X7600HD, DEH-X8500BH, DEH-X8500BS, DEH-X8700BH, DEH-X8700BS, DEH-X9500BHS, DEH-X9600BHS DEH-X6700BT DEH-X4700BT DEH-X2700UI DEH-X5700HD, DEH-150MP, DMH-2600NEX, DEH-X8800BHS | CDP1665 SPHDA120 AVH-X1700S AVH-X2700BS AVH-X3700BHS AVH-X4700BS AVH-X5700BHS AVH-X6700DVD AVH-X7700DVD AVH-3300 NEX AVH4000NEX AVH4100NEX AVIC-6100NEX AVH-4100NEX CDP1480 CDP1484 QDP3013 MVH-X370BT FH-X720BT FH-X721BT FH-X820BS FH-X520UI FH-X720BT FH-X721BT FH-X820BS FH-X720BT FH-X520UI | Easy connection:Wire harness has been color coded that is matched up the wire colors of your factory one. Use silicone adhesive to prevent the internal terminals from moving and added heat shrink for good measure.This is a universal plug and will work on many different models from this brand. before you design to buy it, be sure to look closely at your radios plug hole and my pictures to see if this plug will fit your 16 pin Pioneer aftermarket radio | Get power from ignition with GREEN cable provided (just tapped into the cigarette lighter for keyed on power) to ensure there is 12 volts supply, If ignore the extra wire your radio won't going to turn on