HP N9120, Scanjet. Maximum scan size: 297.2 x 431.8 mm, Scanner type: flatbed & ADF, Optical scanning resolution: 600 x 600 DPI. Auto document feeder (ADF) input capacity: 200 sheets. Scanning media types supported: Envelopes, Photo paper, Plain paper, Maximum scan area (ADF): 300 x 864 mm, Minimum scan area (ADF): 70 x 148 mm. Standard interfaces: USB 2.0. Scan drivers: TWAIN