Features 1、Fitment: The Bluetooth module is specially built, replacement for A8 TT R8 A3 A4 RNS‑E Navigation, replacement for Gallardo, replacement for TT 2001‑2002. 2、Operating Guide: Match your mobile phone or tablet with the Bluetooth module, and select Aux from the radio, then you can use your phone to play music through the car speakers. You can listen to music from mobile phone, mp3 (they should have Bluetooth function). 3、Easy to Operate: Just plug the 32‑pin connector into the socket on the back of the radio, and no password is required for connection. 4、Support Bluetooth Version: Support Bluetooth device operation, Bluetooth 5.0 version, there is no functional limitation of car radio, allowing you to connect external audio sources. 5、High Reliability: The manufacturing conforms to the standard specification, can realize a perfect match with your car audio system. Specifications: Item Type: Bluetooth AUX IN Adapter Material: ABS Fitment: Replacement for A8 TT R8 A3 A4 RNS-E Navigation Replacement for RNS-E navigation (navigation plus) Replacement for A3 2004-2005 Replacement for A4 2004-2005 Replacement for A6 2004-2005 Replacement for A8 2001-2002 Replacement for TT 2001-2002 Replacement for R8 2001-2002 Replacement for Gallardo Replacement for RNS-E audio aux VCDS coding 1. Connect with module 37-Navigation. 2. Choose procedure 07-Coding. 3. Read original coding (e.g. 0205115). Write down this number. 4. Change second to last digit by adding +4 to current value. E.g. 0205155. 5. Enter and save new coding. 6. Exit. From now on when you go to CD/TV--Source (or MEDIA - Source) you will see AUX option. Choose it and your replacement for RNS-E will start playing audio directly from your addition audio source. Package List 1 x Bluetooth AUX IN Adapter 4 x Removal Tool Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.