Epson WorkForce DS-50000. Maximum scan size: 11.7 x 17" (297.2 x 431.8 mm) Optical scanning resolution: 600 x 600 DPI Input color depth: 16 bit. Scanner type: Flatbed scanner Product color: White. Sensor type: CCD Scan file formats: PDF Scan drivers: ISISTWAIN. Maximum ISO A-series paper size: A4 ISO A-series sizes (A0...A9): A4. Standard interfaces: USB 2.0 Optional connectivity: Ethernet