Optcore SGMII SFP transceiver is an industry-standard small form-factor pluggable module for 100BASE-FX applications. The transceiver features built-in PHY devices supporting the SGMII interface. And all SFPs comply with the SFP MSA, CE, FCC, Reach, and RoHS. It acts as 100BASE-FX Fast Ethernet Interface Converter on Gigabit SFP Ports.