... great decode ability 2.Infra-red auto-induction sensoring 3.RS485,RS232,WAN,USB,PS2 4.super micro size Features: • ... Operating indicators• Non-visual: BuzzerCommunication• RS232/TTL • USB(Ver. 1.1 HID Keyboard) • RS485 industrial portPower• Voltage requirement: 5V± ... , GB7247.1-2001Enclosed itemsCable(USB,RS232/TTL,RS485), User Guide, DC power supply (RS232/TTL,RS485) WNL-2000 Stationary Laser Barcode ...