... ,RS232,WAN,USB,PS2 4.super micro size Winson WNL-2000 1D Laser Barcode ScannerFeatures: • 100% independent intellectual property rights ... and command, more secure for data and command transfer;• User defined barcode as per customer request, readable only by ... 2001Enclosed itemsCable(USB,RS232/TTL,RS485), User Guide, DC power supply (RS232/TTL,RS485) WNL-2000 Stationary 1D Laser Barcode Scanner