This media converter converts 10/100BASE-TX Ethernet twisted –pair signals to 100BASE- FX fast Ethernet fiber signals. Maximum fiber cable distance for single-mode distance Is 15Kms or 50km and for multi-mode distance is 2kms.Product Range:The DFE-855 series Media converters will transmit at extended fiber optic distances utilizing Multimode fiber up to 2 Kms and up to 120 Kms on Single mode fiber. It has SC type fiber optic connector and Shielded RJ-45 for Ethernet.Easy Management:The Media Converters can be managed easily.RJ- 45 twisted – pair portSC fiber portAuto negotiation of speeds and duplex modes on twisted – pair port negotiation of duplex modes on twisted – pair port