... music format: normal, Rock, Soft, Jazz, SRSWith built-in stereo wireless transmitter, 206 frequency rang from 87.5MHz to 108.0Mhz ... play the music via your car’s audio system with wireless FM transmitter, don’t need any modification on your car ... Enjoy the musicPackage including: 1× Car Mp3 Player 1× Mini Remote Controller1× Audio Cable FM Transmitter Car MP3 Player With modulator for sd usb