Canon imageFORMULA ScanFront 400. Maximum scan size: 216 x 356 mm, Optical scanning resolution: 600 x 600 DPI, ADF scan speed (b/w, A4): 45 ppm. Scanner type: ADF scanner, Product colour: Black, White, Display: TFT. Sensor type: CMOS CIS, Daily duty cycle (max): 6000 pages, Light source: RGB LED. Auto document feeder (ADF) input capacity: 60 sheets. Maximum ISO A-series paper size: A4, Scanning media types supported: Business Card, Plastic Card, Post Card(JPN), ISO A-series sizes (A0...A9): A4