It's a multi-functional AV HDD player, with the features of volume delicate and easy to use. It's a good helper for your study, work, entertainment and good companion for your life. - Removable hard disk function: USB2.0 interface WINDOWS management directly, be convenient for your study, work and entertainment; - Playback function: play AV programs, such as: MPEG4, DVD, VCD, MP3, CD, etc. And JPG pictures; - Edit function: copy/remove/rename/delete files/folders in HDD; - Super capacity: 20G/40G/80G hard disk, 40G hard disk reserves 20,000 MP3 songs, or 70 Mp4 movies; - Support multi-disk partition HDD program playback, - Subtitle optional for DivX program, Multi-language optional; - Search playback, repeat playback, A-B segment repeat playback, etc. - 9-picture playback function for the picture, 12 kinds of pictures playback transition effect; - CVBS and VGA video output, can be connected to TV or computer display; - TV format: PAL/NTSC/AUTO; - Multi-function control keys on unit and full function remote control, which is convenient for your use; - Stereo audio output and digital coaxial output; - Protable design: Size: 132x80x19mm; weight:215g.