Play games in (8 bit/16 bit/32 bit) GBA/3D formats and play more by upgrading the software. Built-in 4GB memory. Premium design, fashionable, slim and portable size with comfortable hang grip. AV-out technology gives DVD output quality, can be portable DVD player and game console. Video function supports various of formats such as RMVB, RM, AVI, WMV, FLV, MPEG, DAT, MP4, ASF and help users encode video files in an easy and convenient way. Audio function supports MP3, WMA, APE, FLAC audio format, synchronous lyrics display function, multi equalizer options, surround sound effect and play mode options. Music can keep playing while using other application. FM radio channel ranges from 76.0MHz-108.0MHz, support manua/auto channel scanning. FM recording and can keep playing while using other application. User can save up to 40 channels. Digital recorder: video recording and supports MP3/WAV formats. Image browsing format includes JPG, BMP, GIF, PNG, with zoom, rotate and image slide show function. E-book function includes bookmark, auto browsing font sizing, TTS oral reading and can open with music player application. U-disk virus protection: built-in anti-virus software protects and keeps the system at its best performance. USB 2.0 transmission interface. Support Windows 2000/XP operation system.