This is a MP3 mp4 player special used in car， It can download MP3 formats file from the computer and save them by the SD card. it is used high quality mp3 decoder chip decode MP3 file from SD memory to audio signal， and transmit them through FM modulator chips change to FM signal， play back the high quality music by the FM radio of car audio system.                                    Features                New and high quality<br>    Compact and fashional design<br>    LED display frequency， song number， volume and EQ mode<br>    Plug the MP3 player into cigarette lighter of your car directly<br>    Press the play butto of the car MP3 player to enjoy your music<br>    Set the frequency to the channel that havent a broadcasting station<br>    Turn your car stereo on and tune the frequency same as your car MP3 player<br>    Support multi language<br>    Supports SD cards， Max.to 8GB (SD card is not included)<br>                                                            Specifications                        Display     1.8" LCD， 65K ture-colors    <br>          Support Formats     MP3， WMA， ASF， WAV etc    <br>          Picture Format     GIF， JPG， BMP    <br>          FM Radio     87.5-108 MHz    <br>          Interface     USB2.0    <br>          Output Frequency     20HZ~20KHZ    <br>          Bit Rate     32Kbps~256Kbps    <br>          Power Supply from Car Cigarette     12~24V    <br>          Color     White & Red    <br>          Material     High quality plasti    <br>                                                             Package Includes                1 x 1.8" LCD Car MP4 Player Wireless FM Transmitter White & Red<br>    1 x Remote Control<br>