Form Factor: SFP+ Finisar's FTLF8536P4BCL SFP+ optical transceivers are designed for use in 25 Gb/s data rate over multimode fiber. They are compliant to IEEE 802.3by, SFF-8472 Rev 12.2 and SFF-8402, and compatible with SFF-8432 and applicable portions of SFF-8431 Rev. 4.1. The optical transceiver is compliant per the RoHS Directive 2011/65/EU. See Finisar Application Note AN-2038 for more details.