... sensoring 3.RS485,RS232,WAN,USB,PS2 4.super micro size Winson WNL-2000 1D Laser Barcode ScannerFeatures: • 100% independent ... Added Service: (Option Feature)• The only 32-bits Barcode Scanner on the market support RS485 industrial port, achieving long ... GB7247.1-2001Enclosed itemsCable(USB,RS232/TTL,RS485), User Guide, DC power supply (RS232/TTL,RS485) WNL-2000 Stationary 1D Laser Barcode Scanner