... aux imput 2.car cd player with usb port, sd card reader,FM 3.Compatible with DVD,DIVX,VCD,MP3,etc ... Specifications1.Single din universal car dvd player 2.Reliable quality control 3.LCD display4.Support SD card and USB/MMC;5.Compatible with DVD/VCD ... 17. 2/4 Channel RCA Output One din car CD player with usb slot, sd/mmc card reader,FM radio,aux-input function