Feeder scanner portable scanner scan technology cis scan format a4 supported document size 210 x 297 mm scan resolution 200 dpi interface usb 20 position of connectivity ports 1x usb rear max scan speed 6 pagesmin automatic document feed 10 sheets document feeder automatic functions auto page size and colour detection automatic de skew scan to e mail scan to ms office scan to smartphone compatible operating systems windows 7 windows vista windows xp ma