... with any projectors 2)Work with any computers with Windows® 2000,Windows® XP, Windows® vista,Windows®73) portable and smart, only 0.15kg. ... )Edit object: Edit handwriting, graphics, functions, etc on the page , arbitrary zoom, move, rotate, lock, unlock, and change ... III or higherInterfaceAt least 1 USB portOSWindows® 2000,Windows® XP, Windows® vista,Windows®7Memory256M or more Hard disk At least 500MB ...