1) 5 operation keys 2) Built-in FM wireless transmitter, full channels available,87.5-108.0Mhz 3) LED Display. Mp3,WMA supported, ,ultiple language supported. 4) Built in flash memory 128M 256M 512M 1GB 2GB (optional), with SD card reader function. 5) Car cigarette lighter power supply(DC12V/24V) 6) With 18-key remote controller(optional) 7) Lyric display function
