Finisar's 10Gb/s 80km TDM XFP transceivers comply with the current XFP Multi-Source Agreement (MSA) Specification, INF-8077i, revision 4.5. They comply with 80km SONET OC-192 and SDH STM-64 per ITU-T G.959.1 P1L1-2D2, and also support 10GBASE-ZR/ZW 80km 10-Gigabit Ethernet, 10G Fibre Channel, 8G Fibre Channel, 10G CPRI, and OTN/FEC protocols OTU2, OTU1e, and OTU2e. Digital diagnostics functions are available via a 2-wire serial interface, as specified in the XFP MSA. The optical transceiver is compliant per the RoHS Directive 2011/65/EU. See Finisar Application Note AN-2038 for more details.