KKmoon Music AMI MMI Interface USB Charger 3.5mm Mini Jack Aux MP3 Cable for VW for AUDI S5 Q5 Q7 A3 A4L A5 A1 Support USB charging and 3.5mm mini Jack Aux. Transmits audio from MP3 players, mobile phones, tablets etc. This line is the advanced oxygen free copper wire shield + original AMI head manufacturing. 1.5 meters cable is long enough, can let you switch between mobile phone or MP3. Plug & play.