Game: Support 16 bit GB/GBC games, 8 bit NES games. Support TTS functions: E-book auto-reading (man or womenss voice 8 kinds of reading EQ) Audio: Support MP1 MP2 MP3 WMA WAV ADPCM AMR and others music format. Picture: Support JPEGBMP GIF cartoon pictures viewing; Support picture shorten or magnify viewing. Video: Support AV1 format movie playing ( QVQA@25f/s) FM: FM radio playing with Auto or manual reserching. Max. 50 programs stored E-book: Support TXT format files; The files which you did not finished can be copied in U-disc for next reading. SD card: Support SD card. Max. 2GB Driving U-disc free function: The unit can operate the files directly by Movable U-disc in My computer . No need to install driving program for the system above WIN ME. Recording /Repeat Reading: Recording by MIC and stored as WAV format voice file; Repeat reading between any section. All cartoon menu: all menus are designed in simple and intresting cartoon. Background Music: The MP3 music can be set as background music while you reading electronic book.