Olympus WS-811. Maximum recording time: 529 h, Recording modes: HQ, LP, SP, STHQ, STXQ, Playback time: 30 h. Internal memory: 2048 MB. Display: LED, Display resolution: 108 x 84 pixels, Display diagonal: 36.3 mm (1.43 "). Output power: 80 mW, Loudspeaker diameter: 18 mm. Interface: USB