For car audio; USB CD player gives you the option to play music from your disc in newer vehicles without a CD deck. Requires a compatible head unit running on Android 4.4 or with USB media player that supports .WAV file playback. Easy to install, Simply plug the CD player into the vehicle's USB port and control it as you would a USB media device. Installation takes minutes and the included bracket ensures that the product can be secured firmly in any suitable location inside the vehicle.