Full Details from Amazon.com : http://www.amazon.com/gp/product/B004HWXMVG?tag=onigi-20
Xerox XDM32205M-WU DocuMate 3220 Scanner
Speed 23 ppm 200dpi bw simplex Speed 46 ipm 200 dpi bw duplex Scan Speed colour 150 dpi 12 ppm simplex 24 ipm duplex Scan Method Dual CIS Contact Image Sensor
Optical Resolution 600 dpi Output Bit Depth 24-bit color 8-bit grayscale
ADF Capacity 50 sheets 75 gm2 paper ADF Maximum Paper Size 216 x 965 mm ADF Minimum Paper Size 147 x 211 mm
Interface USB 20 11 compatible Duty Cycle 1500 pagesday
Drivers TWAIN WIA