For Audi with Concert, Symphony Chorus or Navi Plus on ISO connections. This MP3 connector lead can be used to plug your MP3 into your car audio system via the CD changer port giving excellent sound quality. Compatible with most MP3 models that have 3.5mm Head phone socket. See 3.5mm Jack Phono cable page for longer leads. Click "More Details" below to check Vehicle Compatibility. IMPORTANT,Please ensure Black wire in Interface loom is connected to radio chassis before the interface is installed. | 
