AddOn Media Converters and Network Interface Cards are 100% compliant for all of our networking needs. The ADD-FMC-FX-SFP provides a cost effective conversion from 100Base Copper to 1000Base-X (SX,BX, LX) via an Open SFP Port, while extending your network reach beyond the 100m reach limitation of copper. Economically priced. Stretch your IT budget by using AddOn products - DRAM, SFP/GBIC Transceivers, Media Converters, Fiber Optic NIC cards, etc. ADD-FMC-FX-SFP will support SM or MM 100M SFP Modules.