Item Type: Radio Stereo AUX Cable Material: ABS Bluetooth: 5.0 Fitment: Compatible with RNS-E navigation (navigation plus) Compatible with A3 2004-2005 Compatible with A4 2004-2005 Compatible with A6 2004-2005 Compatible with A8 2001-2002 Compatible with TT 2001-2002 Compatible with R8 2001-2002 Compatible with Gallardo In a few models, AUX-IN encoding is required after installing the vehicle. Not compatible with vehicles with factory fitted AMI / MMI (music interface). The navigation must have a software index of at least 650 feature. For RNS-E audio aux source activation is a quick procedure. Your radio navigation system (also called Navigation Plus) can play AUX-IN audio sources (stereo line-in), so you can connect your phone with your cars sound system. For RNS-E audio aux Activation tools: compatible with VCDS or other diagnostic interface 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 RNS-E will start playing audio directly from your addition audio source. Applicable Model: The bluetooth module compatible with RNS E navigation (navigation plus), compatible with A3 A4 A6 A8 TT R8 etc. Connection: Bluetooth 5.0 version, no password required when connecting. Plug the 32pin connector into the socket back of your radio. Multiple Audio Formats: Auxiliary cable supports MP3 audio format as well as WMA, WAV audio formats. Operation: Match your phone or pad to bluetooth module. Choose Aux from your radio, then you can use your phone to play music through car speakers. Compatibility: With wide compatibility, you can hear music from your phone/pad/mp3 while driving. (They have bluetooth function). Package includes: 1 x Radio Stereo AUX Cable 4 x Accessory