Plug and play, lossless installation for stronger signal gain. The car will not be affected when adjusting the driving signal.
1. Firstly confirm whether their car DVD / one player is of Android 4.4 above system. 2. Download the link below the APP, and install on the car player (just download it from either of the two links) 3. Install the DAB + antenna to the car windshield, and connect the DAB + receiver.