Flat bed scanner document scanner photo scanner scan technology ccd scan format a4 supported document size 210 x 297 mm scan resolution 4 800 dpi interface usb 20 position of connectivity ports 1x usb rear colour depth 48 bit opening angle 180 to the right area of use home use light source readyscan led technology functions scan to pdf scan to e mail scan to cloud number of keys 4 compatible operating systems windows 7 windows vista windows xp mac