Low cost USB laser barcode scanner, durable with great scan performance! 7 SL-6900OPERATIONAL Light Source650 ... , 98 mm at 100 mmScan Rate48 scans/secMinimum Bar Width0.1 mm (4 mil) (Code 39, PCS=90%, contact)Scan Distance10 - 820 ... LEDBeeperAdjustable audio and volumeDecode CapabilityUPC, EAN, JAN, EAN128, Code 39, Code 39 Full ASCII, Code 11, Matrix 25, Interleaved 25, Industrial 25, Codabar ...