Plustek SmartOffice PL806(631-BBM21-C) 48 bit Color CCD image sensor 600 dpi (Hardware Resolution) Sheet Fed Scanner Scanning Speed: 8 ppm (simplex, 200 dpi @ A4, grayscale) Max. Document Size: Max. ADF Scanning Area: 210 x 297 mm (8.27� x 11.69�) Max. flatbed Scanning Area: 216 x 297 mm (8.5 x 11.69, A4/ Letter Size) Automatic Document Feeder (ADF): 50 Sheets USB Ports: Yes Operating Systems Supported: Microsoft Windows XP Home Edition (SP1), XP Professional (SP1), 2000 (SP4) Dimensions: 468 x 347 x 300 mm (18.43 x 13.66 x 11.81) (with Tray) 468 x 347 x 175 mm (18.43 x 13.66 x 6.89) (without Tray) Weight: Approx. 4.8 kg / 10.56 lbs (scanner only) Package Contents: PL806 ADF Scanner Power Adapter USB Cable Support Disk Kits