CM-110-S2ST20 - 10/100 Fast Ethernet Media and Rate Converter Managed Module 10/100Base-TX (RJ-45) [100 m/328 ft.] to 100Base-LX 1310nm single mode (ST) [20 km/12.4 miles]. Managed or unmanaged operat
CM-110-S2ST20 - 10/100 Fast Ethernet Media and Rate Converter Managed Module 10/100Base-TX (RJ-45) [100 m/328 ft.] to 100Base-LX 1310nm single mode (ST) [20 km/12.4 miles]. Managed or unmanaged operat