1Plug and play, just plug the 3pin connector into the socket on the back of the radio, quite easy and convenient for you to use. 2Support Bluetooth 4.0, the car bluetooth module has low power consumption, reliable use. 3Allows you to listen to music from your phone/tablet/MP3 player, they should have Bluetooth capabilities. 4The Bluetooth module is suitable for E39 E46 E38 E53 X5, it must give you an perfect audio experience. 5You only need to plug this item into the rear radio, then connect the red wire to 12V+ and the black wire to 12V. 6Match your phone or tablet with the Bluetooth module, then select Aux from the radio, and then you can use your phone to play music through the car speakers.Condition: 100% Brand NewItem Type: Car Bluetooth ModuleMaterial: ABSColor: As Pictures ShownFitment:2002 - 2006 Fit for (E46): 320i, 320ci, 320cic, 323i, 323ci, 323cic, 325i, 325ci, 325cic, 328i, 328ci, 328cic, 330i, 330ci, 330cic & M3 (Coupe, Sedan & Convertible) 09/2002+2002 - 2003 Fit for (E39): 525i, 525iT, 530i, 530iT, 540i, 540iT & M5 (Sedan) 09/2002+2002 - 2006 Fit for (E53): X5 3.0, 4.4, 4.6, 4.8 and X5 M 10/2002+Compatible with:From 09/2002, the radio for BM54 board display/navigation systemOnly with optional SA 602/609 .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1 x Bluetooth Adapter