4 GB model stores up to 1000 songs; supports AAC (16 to 320 Kbps), Protected AAC, MP3 (16 to 320 Kbps), MP3 VBROnly .27 inches thin and 1.5 ounces, with a bright color displayUp to 14 hours of music playback; up to 4 hours of slideshows with musicComes with earbud headphones, USB cable, dock adapterCompatible with Windows 2000 with Service Pack 4 or later, or Windows XP Home or Professional with Service Pack 2 or later Includes: earbud headphones, USB cable, ...