Model Name : Fujitsu fi-6670
Specification :

     - Colour scan speed 79 ppm ( 300dpi )
     - Black / White scan speed 89 ppm ( 300dpi )
     - Paper size support Letter / A4
     - High Speed USB 2.0 / Ultra SCSI (50m) connection
     - Duplex scanner,ADF support
     - Ultrasonic multi-feed detection
     - Left blank page ,Brightness ,Contrast automatic
     - Automatic page size detection ,automatic deskew


Optical Resolution :

     - Color(24 bit),Grayscale(8 bit),Monochrome
     - Adjustment 50 - 600 dpi