Xclef HD-800 20GB MP3 Player - The Xclef HD-800 builds upon the massive feature set of the HD-500. Using a tiny 1.8" hard drive, the HD-800 is almost half the size of the Xclef HD-500. Along with smaller physical dimensions, the HD-800 includes Ogg Vorbis and WAV playback support and a and more MP3 Players and IPODs