CCD, USB interface, 80 mm contact width of scan window. Model NameSL-313E ... =90%)Width Of Field80 mmScan Rate100 scan/secMinimum Bar Width0.125 mm (5 mil) (Code 39, PCS=80%, contact)Print Constrast30% @ UPC ... 100%IndicatorLED, BeepInterfaceUSBSymbologies UPC, EAN, JAN, EAN 128 Code, Code 39, Code 39 Full ASCII, Code 11, Matrix 25, Interleaved 25, Industrial 25, Codabar ...