Finisar's FTLF3436W4BTxx SFP+ optical transceivers are designed for use in Ethernet/eCPRI/CPRI links up to 25.78 Gb/s data rate and up to 10km link length. They are compliant to SFF-8472 Rev 12.2, and compatible with SFF-8432 and applicable portions of SFF-8431 Rev. 3.0. The optical transceiver is compliant per the RoHS Directive 2011/65/EU.