Car USB-MP3 Transmitters

Features:
1) Radio is played by built-in FM stereo transmitter
2) FM radio have 7 channels within 87.7-88.9 MHz. is changed by CH button
3) The MP3 player control audio files in the CD, MD
4) Line-in function, you also can listen to the music by earphone
5) Four functional keys: PLAY/PAUSE, PREV/V-, NEXT/V+ and CH
6) Power is supplied by car cigar lighting of 12V DC
7) USB standard: USB1.1 port with high transmission
8) 7 green LEDs that indicate 7 preset channels
9) 1 red LED which indicates work state (play or pause)