Up to 1.25Gb/s bi-directional data links Hot-pluggable SFP footprint Extended case temperature range (-40°C to +85°C ) Fully metallic enclosure for low EMI RoHS compliant and Lead Free Low power dissipation (1.05 W typical) Compact RJ-45 connector assembly Access to physical layer IC via 2-wire serial bus 10/100/1000 BASE-T operation in host systems with SGMII interface 1.25 Gigabit Ethernet over Cat 5 cable