StarTech 6ft (1.8m) 1-Port Professional RS422/485 USB Serial Cable Adapter wi...
StarTech 6ft (1.8m) 1-Port Professional RS422/485 USB Serial Cable Adapter with COM Retention USB to RS422 Adapter - TAA. StarTech 6ft (1.8m) 1-Port Professional RS422/485 USB Serial Cable Adapter with COM Retention USB to RS422 Adapter - TAA.