Vesul Black Shark Fin Roof Decorative Antenna For AUDI A1 A3 A4 A5 A6 A7 A8 Q5 Q7 For AUDI A1 A3 A4 A5 A6 A7 A8 Q5 Q7 with a flat surface It is for decoration only. It has no radio reception function Material: ABS plastic Easy installation with 3M adhesive tape attached