The Emulex SFP Transceiver delivers fiber connectivity to extend the range of your network. This hot-pluggable transceiver with SFP (Small Form Factor Pluggable) footprint provides a full-duplex mode with up to 1.25 Gbps bi-directional data transfer rate. The transceiver complies with Gigabit Ethernet as IEEE STD 802.3z and IEEE Std 802.3ab. This product has been tested and validated on Dell systems to ensure it will work with your computer. It is supported by Dell Technical Support when used with a Dell system.