20 1 1 What if there are too many sd card files in Audi a6 player?

20 1 1 There are too many sd card files in Audi a6 player to delete. Insert the memory card in the burner into the mobile phone and delete the file directly with the mobile phone. Vehicle recorder is an instrument to record the images and sounds of vehicles during driving. After installing the on-board recorder, it can record the video images and sounds of the whole process of vehicle driving, which can provide evidence for traffic accidents.