Playback function: Can play av programs as MPEG4, MPEG2(DVD),MPEG1( VCD), MP3, CD-DA, etc. and JPEG pictures. Mobile HD function: Can do the operations as copy, remove, rename, delete, and so on, for the files and folders in the HD. Video CVBS(AV) and VGA output: Can connected with computer or display of computer. With compatibility with SD and MMC: Can copy files and pictures directly. product size: 132x80x19mm