Features: 1.Supports bluetooth 5.0, low power consumption, dependable to use. 2.Easy to install, just plug and play, no need complicated tools. 3.Allows you to hear music from your phone/tablet/mp3 player. 4.Used for wireless transmission of music, navigation, for Youtube and phone, etc. 5.Button control on radio/steering wheel for easy operation. 6.Select play on the radio and it will start playing automatically. If you change it, it will stop playing. Specification: Condition: Brand New_x000D_ Item Type: Audio Adapter _x000D_ Material: ABS_x000D_ Color: As picture shown_x000D_ Bluetooth Music Adapter:_x000D_ For wireless transmission of music, navigation announcements, for YouTube and phone calls._x000D_ Button control on the radio / steering wheel._x000D_ Playback starts automatically when selected on the radio, stops when changing to e.g. radio._x000D_ _x000D_ Speakerphone:_x000D_ Answer / end calls using the forward / back button._x000D_ In radio mode, the CD changer must be selected manually, the call is automatically accepted._x000D_ Supports up to Bluetooth 5.0 for low power consumption_x000D_ _x000D_ _x000D_ Fitment:_x000D_ Fits for A2 2001-2006_x000D_ Fits for A3 8L 8P 1998-2006 _x000D_ Fits for A4 B5 B6 B7 1998-2006_x000D_ Fits for A6 4B C4 S6 2001-2004_x000D_ Fits for A6 ALLRoad 2000-2005_x000D_ Fits for A8 S8 D2 1999-2003_x000D_ Fits for TT 8N 1998-2006_x000D_ _x000D_ Installation:_x000D_ The adapter is invisibly connected to the back of the radio._x000D_ No additional wiring for the power supply necessary._x000D_ The included micro can be optimally placed with a 2.5m cable._x000D_ The radio automatically recognizes it as a CD changer, no coding required.