Car FM Kits MP3 Player with USB port with SD/ MMC slot support mp3, wma 4 in 1 Wireless Car FM Kits MP312V/ 24V wireless transmit by car cigaretteLCD screen display the song namewith USB portwith SD card slot, 4GB max.compatible with portable CD, DVD player via 3.5mm audio cablecompatible with mp3, wmawith remote control Car FM Kits (FM-052)