Red Light LCD Car Kit MP3 Player Wireless FM Transmitter Modulator LCD USB SD MMC w/Remote Control Car MP3 FM Pen Drive Red LED Car MP3 WMA Player/ FM transmitter compact and fashional design. Shows Music Title! Support SD/MMC memory card(Max 8GB) and USB flash drive (memory card not included) Charge your USB device through the USB port (Charging cable is not included Volume rotating button and power switch in one botton. With the help of this MP3 Wireless FM Modulator you can listen to MP3 files in your car via an SD card slot or USB flash memory. This 4 in 1 in-car cigar style FM Modulator supports 206 FM channels and has an SD card slot and a USB port so you can listen to your MP3 files on the road!