eBrochure Options: LCD Screens: 2.8″, 4.3″, 7.0″ Memory: 256MB-2G (15-60 minutes of video playback) Life: 2-3 hours continuous playback, 6-12 months standby USB Port: USB access for recharging and uploading/modifying content Battery: Internal Li-ion battery. Rechargeable. 15-30 minutes to recharge.