Scanner Canon imageFORMULA R40Type: Desktop Type Sheet Fed ScannerScanning Sensor Unit: CMOS CIS 1 Line SensorOptical Resolution: 600dpiLight Source: RGB LEDScanning Side: Front / Back / DuplexScanning SpecificationsBlack and White: 40 pages per min. / 80 images per min.Colour: 30 pages per min. / 60 images per min.Output Resolution: Detect Automatically, 100/ 150 / 200/ 240/ 300/ 400/ 600 dpiOutput Mode: Detect Automatically, Black and White, Error Diffusion, Advanced Text Enhancement, Advanced Text Ehancement II, 256-level gray, 24-bit ColourSuggested Daily Duty Cycle: Approx. 4000 scansDocument SpecificationsWidth: 50.8 - 216mmLength: 54 - 356mmThickness: 20 - 209g/m? (0.04 - 0.25mm)Long Document Mode: Up to 3000mmBusiness Card Scanning: Size: 50 x 85mm or larger, Thickness: Less than 0.45 mmPlastic Card Scanning: Size: 54 x 86mm, Thickness: Less than 1.4mm (Embossed Card is supported)Paper Separation: Retard Roller MethodFeeder Capacity: 60 Sheets (80g/m?)Interface: USB 2.0Consumables: Exchange Roller Kit