TVisto Series 3.5'' Multimedia External Hard Drive Enclosure Features 3.5-Inch IDE hard drive up to 500 GB supported USB 2.0 High Speed interface, Firewire 400 (IEEE 1394a) interface Audio: WAV, MP3, MPEG-4 (AAC), WMA, AC3, OGG Playback Media Formats Video: MPEG-1 (AVI, MPG), MPEG-2 (AVI, VOB), ISO, MPEG-4 (AVI, DivX, DivX VOD, XviD) Video Outputs: NTSC/PAL Composite Video, S-Video, Analog YPbPr Component Video