Finisar’s FTLF1421S1xCL Small Form Factor (SFF) transceivers are compatible with the Small Form Factor Multi-Sourcing Agreement (MSA) They comply with SONET OC-48 IR-1 (SDH STM S-16.1) standards and are compatible with Gigabit Ethernet as specified in IEEE Std 802.3, Fibre Channel FC-PI 13.0, SONET OC-12 and SONET OC-3 standards;The transceivers are RoHS compliant and lead-free per Directive 2002/95/EC and Finisar Application Note AN-203;