HP Scanjet Pro 3000 s4. Maximum scan size: 216 x 3100 mm, Optical scanning resolution: 600 x 600 DPI, Input colour depth: 48 bit. Scanner type: Sheet-fed scanner, Product colour: Black, White. Sensor type: CMOS CIS, Daily duty cycle (max): 4000 pages, Scan to: PC, USB. Auto document feeder (ADF) input capacity: 50 sheets. Maximum ISO A-series paper size: A4, ISO A-series sizes (A0...A9): A4, A5, A6, A7, A8, ISO B-series sizes (B0...B9): B5