600W static surge and 15KV ESD protection safeguards connected devices and ensures reliable high-speed data communication TX and RX indicators allow users to monitor communication activity, aiding in troubleshooting Shielded cable supports four-wire full duplex and two-wire half duplex modes; suitable for point-to-point and point-to-multipoint communication; transmission distance up to 1.2 km at a baud rate of 9600 (lower baud rates required for longer distances); terminal block is clearly labeled for correct wiring Color: silver + gray Material: PVC Serial Protocol: RS485 / RS422 USB 2.0 compliant; supports EIA/RS485 and RS422 standards Maximum Baud Rate: 921600bps Maximum Transmission Distance: 300m (984ft) at 921600bps, 600m (1968ft) at 38400bps, 1.2km (3937ft) at 9600bps Bus-powered via USB; no external power supply required Supports automatic handshaking protocol Cable Length: 50cm (1.6ft) Compatible with multiple operating systems: Windows 10, 8, 8.1, 7, Vista, XP, Linux Package Includes: 1 x USB to Serial Converter Cable (50cm) 1 x RS422/RS485 Serial DB9 to Terminal Block Adapter 1 x User Manual Note: Light and display differences may cause slight color variations between the product image and actual item. Measurement tolerance: +/- 1-3cm