Tracks of the CD disc will be shown on the car stereo
and the CD/DVD player will start playing your CD/DVD
【Portable USB CD Player】This CD player is made for cars that don't have a built-in CD player
This constant power eliminates the "wow and flutter" common in battery-operated portable decks
So it is compatible with more cars as long as the car stereos can play WAV music files
POSSPO Jupiter CD DVD Player for Jeep Cherokee Latitude, Portable External CD Player for Car with USB Port, Plug & Play –Upgraded with Extra USB Extension Cable Cassette-to-MP3 Converter Tracks of the CD disc1.Portable USB CD PlayerThis CD player is for car without CD player. It was designed with a USB interface, which needs to be plugged into the USB port of car stereo. So make sure your car stereo has a USB port. The CD player also comes with a USB extension cable, so you can place the CD player anywhere that you want in your car, like center console, dashboard, glove box, etc. 2.Plug and Play Easy to UsePlug the CD player into the USB port of car