Ricatech RC-1500. Player media type: flash-media, Total storage capacity: 1 GB. Display: LCD, Display diagonal: 45.7 mm (1.8 "). Audio formats supported: WMA/MP3, Video formats supported: AMV. Continuous audio playback time: 8 h, Battery technology: Lithium-Ion (Li-Ion), Continuous video playback time: 3 h. Dimensions (WxDxH): 90 x 39 x 8 mm, Compatible operating systems: Windows Mac OSX, Package dimensions (WxDxH): 123 x 160 x 42 mm