Operates on ALL radios with CD changer port commonly known as for IP-Bus: The bluetooth module is made for IP-BUS Radio. Just plug the black connector into the socket back of your radio You can just Insert this item to the back radio then connect the red wire to 12V+, the black wire to 12V-. Match your phone or pad to bluetooth module.and choose aux from your radio, then you can use your phone to through car speakers. You can hear music from your phone/pad/mp3(They should have blueooth function).Wireless AUX Audio Cable Features: new and high quality Made of high quality material, and practical to use Support TF card, USB flash drive, microphone, bluetooth 5.0, HI-FI sound. Specifications: Compatible For: Compatible with all devices of the P-series, for example: DEH-P2500 R, DEH-P2600 R, DEH-P3500 MP, DEH-P6600 R, DEH-P9600 MP DEH-P3100 , DEH-P4100 SD, DEH-P5100 , DEH-P7100 BT, DEH-P8100 BT DEH-P88RS-II-DEHP88RS, etc Please make sure that our parts can fit your car. our picture