Description
Before purchasing, you need to check whether the original car with AMI or AUX interface, in the vehicle’s center armrest box or passenger side storage box to check, if you carry, do not need to match the fiber optic box, if not, you need to buy additional fiber optic box. If you are not sure how to check, you can take pictures and contact our customer service.
Compatible Car:
For Audi A4 2004-2008
