DESC: Product Features: Interface: USB 2.0; Storage Capacity: 1 GB; Screen Size: 2.5 inch; Main Storage Type: MultiMedia (MMC) Card; Number of Songs: 250; Usage: Music, Photo Viewing, Video; Audio Format: MP2, MP3, OGG, WAV, WMA; Video Format: ASF, AVI, MPEG-4, WMV, XviD; Max Video Resolution: 320 x 240; On Screen Display: USB Connection; Battery Life: Up to 6 Hours; Weight: 4.2 oz.; Weight and Size: Midsize