Car Mp3/mp4 & Transmitter

*Built-in FM transmitter *Read MP3 file from USB flash disk directly and broadcast through the car FM tuner. *LINE-IN function that enables to enjoy music from the external audio device such as CD, MD player. *Four functional keys: PLAY/PAUSE,PREV/V-,NEXT/V+ CH. *7 preset channels within 87.7-88.9 MHz. *Car cigar socket power supply (12V DC power) *USB1.1 interface with high transfer speed *7 green LEDs that indicate 7 preset channels *1 red LED which indicates work state (play or pause)