This is an Enhanced Small Form Factor Pluggable Tunable SFP+ transceivers designed for use in 10-Gigabit multi-rate links up to 80km of G.652 single mode fiber. They are compliant with SFF-8431, SFF-8432 , SFF-8690, and G.698.1 DS100S1-2Dz(C), and support SONET OC-192, SDH STM-64, 10G Ethernet ZR and 10G Fibre Channel over 80km fiber.

This is anEnhanced Small Form Factor Pluggable Tunable SFP+ transceivers designed for use in 10-Gigabit multi-rate links up to 80km of G.652 single mode fiber. They are compliant with SFF-8431, SFF-8432 , SFF-8690, and G.698.1 DS100S1-2Dz(C), and support SONET OC-192, SDH STM-64, 10G Ethernet ZR  and 10G Fibre Channel over 80km fiber. 

Description
F-tone Networks’FTCS-TD1X-80D tunable transceiver is an integrated ?ber optic transceiver that provides a high-speed serial link at signaling rates from 9.95 Gb/s to 11.3 Gb/s. The module complies with the 10 Gigabit Enhanced Small Form Factor Pluggable £¨SFP+£©multisource agreement-MSA£¨SFF-8431£© and SFF-8432
£¬SFF-8690
£¬SFF-8472.

This is an Enhanced Small Form Factor Pluggable Tunable SFP28 transceivers designed for use in 25Gb/s links up to 15km of G.652 single mode fiber. They are compliant with SFF-8431, SFF-8432, SFF-8690, and support 25GbE and CPRI 10 over 15km fiber. Digital diagnostics functions are available via a 2-wire serial interface, as specified in SFF-8472.

The FT-BE-F240X Tunable SFP+ module is a high performance tunable pluggable transceiver for use in the C-band window. The module is intended for 40km reach service from 8.5Gb/s to 11.09Gb/s high-speed telecommunications equipment where low-cost, extraordinary performance and reliability are essential.