I4U: The Sony Giga Pocket PCVA-HVP20 features a 3.5″ Color Display and a 20GB hard-drive that can carry 31 hours of video material. The built-in batteries last for 4 hours continous playback. The Videos are uploaded via USB2.0. The PCVA-HVP20 can play AVI, WMA, MPEG1 and MPEG2.