Finisar FTLF8524P2xNV 4G Optical Transceivers are compatible with the SFP Multi-Sourcing Agreement (MSA). They are compatible with Fibre Channel FC-PI-2 Rev. 7.0. Rate selectable versions are also compatible with Gigabit Ethernet as specified in IEEE Std 802.3 with 4G SFP 550m The optical transceiver is compliant per the RoHS Directive 2011/65/EU. See Finisar Application Note AN-2038 for more details. Digital diagnostics functions are available via the 2-wire serial bus specified in the SFP MSA.