The CSS-924A16 from Huber+Suhner is a Fiber Optic Transceiver with Data Rate 1.0625 to 11.3 Gb/s, Wavelength 1528.77 to 1566.31 nm, Distance/Reach up to 40 km, Output Power 0 to 4 dBm, Receiver Sensitivity <-16 dBm. More details for CSS-924A16 can be seen below.