Document scanner scan technology ccd scan format a4 supported document size 305 x 863 mm scan resolution 600 dpi interface usb 30 max scan speed 70 pagesmin automatic document feed 250 sheets weight of paper 34 413 gm document feeder automatic file formats tiff jpeg rtf bmp pdf scan documents documents area of use office light source led functions ultrasonic double feed detection power supply ac adapter power consumption in use 49 watt