Feature Fast scanning Speedy, portable, high quality OCR recognition system Internet fax without paper Taking photos USB power supply, environmental protection and energy saving Support multi-format documents saving Vivid projection briefing display Parameter >Objects Type:Book, document, magazine,picture and 3D objects >Scan Szie:A4 >Scan Speed:Within 1 second >Sensor:5 mega pixels CMOS active pixels digital image sensor >Resolution:2048x1536 >Color Depth:24 bit >Image Format:JPEG TIF PDF >Interface USB:2.0 connect,not power requirement >Image Quality:Control Brightness, Exposure, Sharpness, Colour, Gain Control >Light Source:Nature >Certification:FCC, CE, RoHS, ISO9001-2008 >Power Supply:USB cable >Power Consumption:220mW at maximum data rate, 3.3V >OS:Pentium IV CPU, 512 MB RAM or above Microsoft Windows 2000 (SP4)/ WinXP /VISTA Microsoft DirectX 9.0 Runtime environment Build-in USB in the host machine or have the adaptor inserted outs