Screen:1.8inch Size:39*78*8mm Color:Blue,Red Capacity:1GB-8GB available Multi file format support This player recognizing MP1,MP2,MP3,WMA,WMV,ASF or WAV files. Firmware update available You can download update software from website enhancing player’ fuction. FM stereo radio Powerful automatic or manual turning capability,save up to 40 channels(20 channels in each system) Telephone book Build –in convenience,portable address book E-document You can download text files into the player and read it anytime you like Driver free USB memory Manager your files in USB memory without specified software,no drivers in WIN2000 or furthers. “Secret space” You can separate part of the memory encrypting and hiding in using programs provided,where the data cannot be seen and written by others. Recorder/Repeat Vioce can be recorded and saved in WAV and ACT format.Phase/Contrast repeat available. Equalizer Normer,Rock,Pop,Classic,Soft,Jazz,Bass Backlight colors This player provides 7 backlights colors Play modes Normal,Single repeat,Play catalog,Repeat catalog,Repeat all,Shuffle,Lyric Timing turing off The palyer provides sleep and battery saving mode,more convenience for you! Complete dynamical menu Visualized dynamical menus with text instructions make you easy control.