Gigabit Ethernet SFP Transceiver Module- Hot pluggable LC Duplex Connector- IEEE 802.3z compliant- Industry standard compliance- Low power dissipation- Class 1 laser product, complies with International Safety Standard IEC 825- ROHS CompliantReliable, high-performance SFP transceiver modules for Gigabit Ethernet applicationsEnGenius Small Form-Factor Pluggable (SFP) transceiver is an industry standard hot-swappable device that plugs into the SFP port or slot and link the port with the network.