Offering simultaneous 2 sided scanning industry leading software and mac and windows compatibility the ds 720d helps you save time and get more done in a host of handy ways powered by your laptops usb the ds 720d allows you to scan up to a4 size at up to 600dpi and save manipulate and share your files away from your desk it might not be big but the ds 720d is certainly fast and clever enough to make your working life easier and more productive