Plustek SmartOffice PS406U. Maximum scan size: 216 x 1270 mm, Scanner type: Business Card, Optical scanning resolution: 600 x 600 DPI. Auto document feeder (ADF) input capacity: 100 sheets. Maximum scan area (ADF): 216 x 1270 mm, Minimum scan area (ADF): 13.2 x 13.2 mm. Standard interfaces: USB 2.0. Width: 318.4 mm, Depth: 329.8 mm, Height: 228 mm