Full Details from Amazon.com : http://www.amazon.com/gp/product/B008Y8E1XC?tag=onigi-20
Mustek A3 1200S - High Speed A3 Large Format 11.7-inch x 16.5-inch Color Scanner
Large format color scanner for images and documents
Scanning area A3 117-in x 165-in 297cm x 42cm
Resolution 1200x1200dpi can be interpolated to 9600dpi
USB 20 connectivity for reliable fast transfer
Supports Win 7 XP Vista Mac OSX