ODYS Leon. Diagonal: 228.6 mm (9 "), Display resolution: 800 x 480 pixels. Document formats supported: ePub, FB2, PDF, TXT, Audio formats supported: MP3, OGG, WMA, Image formats supported: BMP, GIF, JPG. Internal storage capacity: 4 GB, Compatible memory cards: SD, Maximum memory card size: 32 GB. Interface type: USB 2.0, USB connector type: mini USB A. Battery life (max): 40 h, Continuous reading time: 8 h, Continuous audio playback time: 40 h