Ricatech RC3400. Player media type: flash-media, Total storage capacity: 4 GB. Display diagonal: 71.1 mm (2.8 "). Audio formats supported: MP3, WMA, Video formats supported: AVI, FLV, MOV, MP4, MPEG-4, MPG, WMV9, Image formats supported: BMP, GIF, JPG, PNG, TXT. Continuous audio playback time: 18 h, Battery technology: Lithium Polymer (LiPo), Continuous video playback time: 6 h. Weight: 88 g