ADD-MCC10GRJSFP-SK is a Standalone Media Converter Card Kit with a 10GBase-T RJ45 & SFP+ Slot. It includes the ADD-MCC10GRJSFP media converter card and ADD-ENCLOSURE-10G. The Open SFP+ Port allows users to customize between the SR, LR, CWDM, DWDM, bidirectional, or etc. connections. It provides a cost effective conversion from 10GBase Copper RJ45 & SFP+, while extending your network reach beyond the 100m reach limitation of copper. ADD-MCC10GRJSFP-SK standalone media converter can also be used (without the enclosure) and housed in the ADD-RACK or ADD-MRACK system for plug and play rack mount support. Addoncomputer.com Media Converters and Network Interface Cards are 100% compliant for all of our networking needs. Now you have a cost effective solution to your network upgrade needs. With our ADDON CERTIFICATION TEST Program, we can guarantee your product will work right the first time.