Canon imageFORMULA CR-120. Maximum scan size: 4.25 x 9.65" (108 x 245 mm), Optical scanning resolution: 600 x 600 DPI, ADF scan speed (b/w, A4): 120 ppm. Sensor type: CMOS, Light source: RGB LED. Auto document feeder (ADF) input capacity: 150 sheets. Card thickness (max): 0.00787" (0.2 mm), Auto Document Feeder (ADF) media weight: 64 - 157 g/m². Standard interfaces: USB 2.0