1000Base-SX SFP Transceiver Module is compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA). 1000Base-SX SFP Transceiver Module is compatible with Gigabit Ethernet as specified in IEEE Std 802.32 and Fibre Channel FC- PI-2 Rev. 5.03. It is RoHS compliant and lead-free per Directive 2002/95/EC4 and Finisar Application Note AN-2038. Digital diagnostics functions are available via the 2-wire serial bus specified in the SFP MSA.