Canon DR-3010C. Maximum scan size: 216 x 356 mm, Scanner type: Sheet-fed, Sensor type: CMOS CIS. Auto document feeder (ADF) input capacity: 50 sheets. Standard interfaces: USB 2.0. Bundled software: -ISIS/TWAIN Drivers (Windows 2000/ XP Pro/ XP Home/ Vista) -CapturePerfect 3.0. Weight: 2900 g