Car MP3 Player with FM Transmitter Built in Flash Memory 1) With FLASH MEMORY built in, 256M / 512M / 1G / 2G optional. 2) Built-in FM wireless transmitter, transmitting range: 87.5MHz ~ 108.0MHz, total 206 frequencies optional. 3) Automatically plays MP3 / WMA format music in the U-disk, MP3, IPod player which is connected to SL608E via the USB interface, and transmits to radio. 4) Automatically plays MP3 / WMA format music in the CD player or other audio device via the audio cable, and transmits to radio. 5) Automaticly playing function: Play the music automaticly when you insert the 12V / 24V Adaptor End into your vehicle's cigarette lighter receptacle or power port. 6) 7 EQ modes optional: (01)Natural, (02)DBB, (03)Rock, (04)Juzz, (05)Pop, (06)Soft and (07)Classical. 7) Memorizing function: If you turn off SL608E by press " ", the current song / frequency / volume / EQ mode will be saved and show again when you turn on it next time. 8) Remembers 7 frequencies between 87.5 and 108.0MHz selected by user. 9) Fixed audio input jack: For connecting to MP3 / MP4 / CD / DVD player's audio output jack, transmits the players' music to radio system. 10) Infrared remote control.