... LCD Car MP3 MP4 Player Wireless FM Transmitter SD MMC + Remote Control1. Boom microphone can be adjusted for optimal sound quality 2. In ... in-1 multifunctions: MP3 player, MP4 player, SD Card Reader, FM Transmitter. Features: 1.Multifunctions: MP3 player, MP4 player, SD Card Reader ... , FM Transmitter. 2.Matched with a remote control. 3.12-24 volt ...