AUX Audio Cable Adapter For Mercedes Benz AMI For Bluetooth Music Interface Feature: High quality material Stable and powerful Rugged and durable, not easily damaged. For bluetooth module is made for Mercedes-Benz Choose AUX from your radio and you can play music from your phone in your car. Match your phone or cushion to For bluetooth module. and Choose Aux from your radio, then you can use your phone to play music through car speakers. You can listen to music from your phone / pad / mp3 (They must have For blueooth function). PS: Audio playback only, it may not be steering wheel control, it can not be used to answer the phone. : For Bluetooth: V4.0 Set-up with auto-pairing in one minute CD existing changer can still be used Function via Bluetooth-enabled devices Suitable for all Mercedes models with AMI interface. (Please confirm if there is a corresponding socket in your car, not every one has a socket) Adopt For Bluetooth 4.0 protocol, backward compatible with 2.0 3.0 4.0 other versions of For Bluetooth protocol, can support common MP3 format audio, also support WMA, WAV, FLAC, and other high-quality audio format decoding, non-general ordinary For Bluetooth function, can support DSD Large-capacity transmission, stable data transfer between devices, fidelity, designed for music enthusiasts Package Content: 1X For Bluetooth audio cable