StarTech.com Singlemode (SM) LC Fiber Media Converter for 1Gbe Network

20km - Gigabit Ethernet - 1310nm - with SFP Transceiver (ET91000SM20) - Fibre media converter - 1GbE - 1000Base-LX, 1000Base-T - RJ-45 / LC single-mode - up to 20 km - 1310 nm - for P/N: SVA12M2NEUA, SVA12M5NA