HFBR-0571 · Evaluation Kit for Small Form Factor Pluggable (sfP) gigabit Ethernet and fibre channel Applications HFBR-5710L · 1.25 GBd MMF Small Form Factor Pluggable (sfP) Transceiver for gigabit Ethernet: Standard delatch HFBR-5710LP · 1.25 GBd MMF Small Form Factor Pluggable (sfP) Transceiver for gigabit Ethernet: Bail-wire delatch Small Form Factor Pluggable Optical Transceiver for gigabit