The Kodak i1220 delivers on your desktop scanning needs Scanning Speed: 45ppm Grayscale / Color Depth: 24-bit (16.7 million colours) Grayscale / Color Depth (External): 8-bit (256 grey levels) / 24-bit (16.7 million colours) Optical Resolution: 600 dpi x 600 dpi Interpolated Resolution: 1200 dpi x 1200 dpi Max Document Scan Speed: 20 ppm (mono) / 20 ppm (colour) Max Document Size: 215 mm x 863 mm Interface: USB 2 Max paper size: A4 Scan to PDF Scan at the touch of a button with SmartTouch Compatibility: Windows 7/Vista/XP Windows 7 drivers may require downloading separately after scanner purchase Features great performance, reliability and compact design to support professional users day-to-day 3 year warranty, international hot line and advanced unit replacement included WxDxH: 162x330x246mm Weight: 5.4 kg