DTECH DT-5019 USB TO RS485/422 cableFeature:1. Small volume, easy installation2. No power supply needed, plug and play3. Single chip(ASIC) USB port to serial port communication4. Transmit distance rea..

DTECH Port-Powered RS232 to RS485 Converter Adapter for Industrial Long Haul Serial Communication Supports 600W Anti-surge and 15KV Static ProtectionCompatible devices TelevisionSpecific uses for prod..