This is a standalone media converter card kit, which includes the MCCTXSFP media converter card and enclosure. This media converter provides a cost effective conversion from 10/100/1000Base-TX(RJ-45) to open SFP, while extending the network reach beyond the 100m reach limitation of copper. This media converter standalone media converter can also be used (without the enclosure) and housed in thesystems for plug and play rack mount support. Our 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 10/100/1000Base-T technology get up to 1000Mbps data transfer rate over twisted pair cable Desktop installation makes it ideal for deployments outside the wiring closet Connect different types of media within a network with this single port With Twisted Pair cable, get the desired data transfer rate up to a required distance