Cozlink 10G XFP ZR transceivers comply with the current XFP Multi-Source Agreement (MSA) Specification, INF-8077i, revision 4.5. They complement 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 approved in XFP MSA. The 10G XFP ZR Transceivers support 8.5Gb/s to 11.3Gb/s bit rates and is compliant with RoHS Directive 2011/65/EU. 10G XFP ZR Transceivers are hot pluggable XFP transceiver, RoHS compliant , equipped with temperature-stabilized EML transmitter and transmits data at link length of 80 km.It comes with duplex connector and suitable for temperature range 0°C to 70°C. It can be used interchangeably with Finisar, Brocade, Cisco and other branded transceivers.