StarTech.com Gigabit Ethernet Copper-to-Fiber Media Converter - SM LC - 20 km - 1 x Network (RJ-45) - 1 x LC Ports - DuplexLC Port - Single-mode - 1310 nm Fiber - Gigabit Ethernet - 1000Base-T, 1000Base-LX - 20 km - AC Adapter - Rack-mountable, Standal...