Microtek ArtixScan DI 2015c. Maximum scan size: 215.9 x 297 mm, Scanner type: Flatbed & ADF, Optical scanning resolution: 600 x 1200 DPI. Auto document feeder (ADF) input capacity: 50 sheets. Standard interfaces: USB 2.0. Scan drivers: TWAIN. Power consumption (typical): 15.4 W