StarTech.com Startech Gigabit Ethernet fiber media converter with open SFP-port - Fiber media converter - 1GbE - 10Base-T, 1000Base-LX, 1000Base-SX, 100Base-TX, 1000Base-T - RJ-45 / SFP (mini-GBIC) - for P/N: GLCLHSMDSTTA, GLCSXMMDST, GLCSXMMDSTT, GLCTEST, MASFP1GBTXS