Document scanner feeder scanner scan format a4 supported document size 216 x 3100 mm scan resolution 600 dpi interface usb 30 automatic document feed 80 sheets weight of paper 40 413 gm file formats pdf jpeg bmp png tiff txt rtf colour depth 24 bit scan documents photos documents business cards area of use office compatible operating systems windows 10 windows 81 windows 8 windows 7 colour white display type lcd display max duty cycle