Car MP3 WMA Player/ FM transmitter, compact and fashionable design. * Support SD/MMC memory card(Max 8GB) and USB flash drive (not included) * Charge your USB device through the USB port (Charging cable is not included) * Volume rotating button and power switch in one button. * 7 built-in EQ: Normal, ROCK, POP, CLASSIC, Country, JAZZ, DBB.