Specifications Product Name SP-1120N Scanner Type ADF (Automatic Document Feeder), Duplex Scanning Speed (1) (A4 Portrait) (Color (2)/Grayscale (2)/Monochrome (3)) Simplex: 20 ppm (200/300 dpi) Duplex: 40 ipm (200/300 dpi) Image Sensor Type Single line CMOS-CIS x 2 (front x 1, back x 1) Light Source RGB LED x 2 (front x 1, back x 1) Optical Resolution 600 dpi Output Resolution (4) (Color / Grayscale / Monochrome) 50 to 600 dpi (adjustable by 1 dpi increments), 1,200 dpi (driver) (5) Output Format Color: 24-bit, Grayscale: 8-bit, Monochrome: 1-bit Background Colors White Document Size Maximum 216 x 355.6 mm (8.5 x 14 in.) Minimum 52 x 74 mm (2.0 x 2.9 in.) Long Page Scanning (6) 3,048 mm (120 in.) Paper Weight (Thickness) Paper 50 to 209 g/m2 (13.4 to 56 lb) (7) Plastic Card 0.76 mm (0.0299 in.) or less (8) ADF Capacity (9)(10) 50 sheets (A4 80 g/m2 or Letter 20 lb) Expected Daily Volume (11) 3,000 sheets Multifeed Detection Overlap detection (Ultrasonic sensor) Interface USB (12)(13) USB 3.2 Gen 1x1 / USB 2.0 / USB 1.1 Ethernet 10BASE-T,100BASE-TX,1000BASE-T Supported Operating System Windows 10, Windows 8.1, Windows 7, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2