It is easy t download on internet or copy MPEG-4, DVD, VCD, MP3, CD Music, JPEG picture and digital camera photo. This product is 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 a good companion for your life. Portable HDD function: USB 2.0 interface, windows management, be convenient for your study, work and entertainment. Playback function: Can play av programs as MPEG4, DVD, VCD, MP3, CD, etc. And JPG pictures Edit function: Can do the operations as copy, remove, rename, delete, and so on, for the files and folders in the HDD. Large capacity: Can adopt the HDD of 40g, 80g, 120g.160g,200g,250g,300,320g,500g etc. 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/avand VGA video output, can be connected to the TV or computer display. TV signal: Pal, NTSC, auto. Full function remote control, more convenient. Stereo audio output. Playable programs: MPEG4, DVD, SVCD, VCD, JPEG, MP3, CD-DA