Avision AV176U. Maximum scan size: 216 x 356 mm, Scanner type: flatbed & ADF, Optical scanning resolution: 600 x 600 DPI. Auto document feeder (ADF) input capacity: 50 sheets. Maximum scan area (ADF): 216 x 356 mm, Minimum scan area (ADF): 52 x 74 mm, Auto Document Feeder (ADF) media weight: 28 - 400 g/m². Bundled software: ISIS driver, TWAIN driver, Button Manager 2, AVScan 5.0, PaperPort 14SE, Scan drivers: ISIS, TWAIN. Width: 282 mm, Depth: 152 mm, Height: 165 mm