Features: 1.Fitment: Replacement for E46 320i, 320ci, 320cic, 323i, replacement for M3 Coupe, Sedan, replacement for E39 525i, etc. 2.Audio Format: The Bluetooth module supports MP3 audio format and high quality audio formats such as for WMA and for WAV. 3.Function: You can match your mobile phone or tablet with the Bluetooth adapter, select Aux from the radio, and you can play mobile music through the car speakers. 4.Compatibility: Bluetooth AUX Module is compatible with mobile phone, tablet and mp3, they should have blueooth function. You can hear music from them. 5.3pin Connector: Bluetooth AUX IN cable has a 3pin connector, easy to use, just plug it into the socket back of your radio. Specification: Item Type: Car Bluetooth Module Material: ABS Bluetooth Version: 5.0 Fitment: Replacement for E39 E46 E38 E53 Replacement for E46 320i, 320ci, 320cic, 323i, 323ci, 323cic, 325i, 325ci, 325cic, 328i, 328ci, 328cic, 330i, 330ci, 330cic 2002 - 2006 Replacement for M3 Coupe, Sedan Convertible 09/2002+ Replacement for E39 525i, 525iT, 530i, 530iT, 540i, 540iT 2002-2003 Replacement for M5 Sedan 09/2002+ Replacement for E53 X5 3.0, 4.4, 4.6, 4.8 2002-2006 Replacement for X5 M 10/2002+ Compatible for : Suitable for BM54-board monitor / navigation system from 09/2002 With optional SA 602/609 only