1. Plug & Play: Easy and fast, ly integrated with the car. 2. Wireless bluetooth Playback: easily streaming music of bluetooth devices into factory car stereo system. 3. Hi-fi Sound Quality: Connected to car stereo via wire harness, no interference and no loss of sound quality, rivaling CD sound. 4. Allow you to easily have popular configuration of advanced car stereo, is the for safe driving and enjoying digital music. Specification Name: bluetooth Module AUX Cable Adapter Length: 26cm Voltage: 12V bluetooth Version: 5.0 bluetooth Name: JieRui-BT 5608 Fitment: For A6 A8 2006-2008 J523 (Fits MMI 2G Panel Only) Bluetooth music wireless mirror link Colour:black Material:plastic Note: The product is suitable for the AV1 and AV2 modes in the playback source in the upper right corner of the media interface of the original car. If there are no these 2 modes, it not work! Package Contents: 1 * AUX bluetooth Adapter Cable Kit 1 * microphone Only the above package content, other products are not included. Note: Light reflection 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.