Color Contact Image Sensor (CIS) with optical resolution up to 1800x1200 pixels * 300 (standard mode)/ 600 dpi with Max scanning area: Up to A4 paper / 5??? X 7??? photo * Name card Scanner/ Organizer ,Direct save JPG file to MicroSD card(Support MicroSD card up to 32GB) * USB interface to PC; Power from 4 AA batteries * Name card OCR software bundled and it is compatible with Windows 7/ Vista/XP and Mac OS 10.4 or above