Canon DR-M140, DR. Maximum scan size: 216 x 356 mm, Scanner type: Sheet-fed, Optical scanning resolution: 600 x 600 DPI. Auto document feeder (ADF) input capacity: 50 sheets. Scanning media types supported: Card stock, Auto Document Feeder (ADF) media weight: 80 - 380 g/m². Standard interfaces: USB 2.0. Width: 313 mm, Depth: 181 mm, Height: 93 mm