Item type: Bluetooth Car Kit Model Name: 3pin plug Special Features: car auxiliary bluetooth audio cable Item weight: 0.1 kg The bluetooth module is made forBMW E39 E46 E38 E53 X5. Just plug the 12pin connector into the socket back from your radio You can simply insert this item to the back radio then connect the red wire to 12 V and, the black wire to 12 V and. Match your phone or pad to bluetooth module. and Choose Aux from your radio, then you can use your phone to play music through speakers. You can hear music from your phone or pad or mp3 (They must have blueooth function). Compatible for: 2002-2006 forBMW (E46): 320i, 320ci, 320cic, 323i, 323ci, 323cic, 325i, 325ci, 325cic, 328i, 328ci, 328cic, 330i, 330ci, 330cic M3 (Coupe, Sedan Cabrio) 09 or 2002 and 2002-2003 forBMW (E39): 525i, 525iT, 530i, 530iT, 540i, 540iT M5 (Sedan) 09 or 2002 and 2002-2006 forBMW (E53): X5 3.0, 4.4, 4.6, 4.8 and X5 M 10 or 2002 and In compatible for: Radio for BMW BM54 board monitor or navigation system from 09 or 2002 With optional SA 602 or 609 only colour:black Material:ABS size:Item size: 33 cm Package Contents: 1xCar Bluetooth Module Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.