Features 1、Transmits audio from MP3 players, mobile phones, tablets, USB flash drives, USB thumb drives, USB memory sticks, USB pen drives, and USB portable external hard drives Specification Description: Music Interface AMI MMI AUX Cable for MP3 players, USB memory drives, and portable hard drives. Generally fit for Q5 Q7 R8 A3 A4 A5 A6. Also compatible with 3rd Generation MMI. Please check whether it fits for your models. Features: 1. Transmits audio from MP3 players, mobile phones, tablets, USB flash drives, USB thumb drives, USB memory sticks, USB pen drives, and USB portable external hard drives. 2. Perfectly matches the factory-fitted Music Interface. 3. Compatible with 3rd generation MMI. 4. Cable design, 27cm/10.63 inchs in Length, with 0.4cm/0.16 inchs diameter wire. 5. Plug & play, supports hot-plugging, also charges your audio devices while it is connected. 6. Replace part 4F0051510G. Please consult your user manual or local dealer for correct AMI/MMI part number. 7. Generally fit for Q5 Q7 R8 A3 A4 A5 A6. Also compatible with 3rd Generation MMI. Please check whether it is fit or consult your user manual and local dealer. USB Device Compatibility: MP3 players Mobil phones Tablets USB flash drives USB thumb drives USB memory sticks USB pen drives USB portable external hard drives Installation Guides: 1.Pull out the head unit from the car and touch the back of the head unit for CDC port when the ignition is switched off. 2.Carefully connect one end of the Cable to Music Interface, while the other end to USB2.0 powered device, such as USB Flash Stick, Hard Drive Disk, etc. 3.Put the wire harness into the proper and good place after the test successfully. Package included: 1 x Music Interface AMI USB Adapter Cable Notes: This cable is Only fit for vehicles equipped with AMI. Physically, AMI is located next to the CD Changer, or located underneath the center armrest. (A6, A8 in the glove box, Q7 in the center console) Package List