GUOXING Features:Automatically re-connects every time you enter the vehicle.Fully compatible with MMI 3G HIGH Media Interface Systems.Specification:Product size: 21.5*2.8CMProduct packaging size: 23*12*3CMProduct material: plasticColor: BlackType: AMI to USB CableVehicle Compatibility:(Fit have the AMI interface,pleaes you check your car have the AMI Interface)A1/A3/A4/A5/A6/A7/A8/Q3/Q5/Q7RS4/RS5/RS6/RS7/RS Q3/S5/S3/S4/S5/S6/S7/S8/A6L/A8L/Q7/A3/A4LApplicable to models with AMI interface and 3G system after 2010 model yearsMobile phones with Bluetooth can generally be usedPacking Included:1x Audio Cable Adapter Bluetooth Music Interface Aux Media Interface CableNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.