... dpi(default)High resolution:600*600 dpiMaximum scanning speed for A4 size documentColor High resolution: 13 SecondsMono High resolution: 6.0 ... resolution: 2.0 SecondsCapacity (Based on 1GB microSD card.Scan A4 size file,the quantity of scans varies depending on the ... ,Portable scanner,HandyScan,mini scanner,scan,scanner,600*600 dpi,A4 Color Contact Image Sensor