The CSB-850A08 from Huber+Suhner is a Fiber Optic Transceiver with Data Rate 1.0625 to 11.3 Gb/s, Wavelength 1270 to 1330 nm, Distance/Reach up to 10 km, Output Power -6 to -1 dBm, Receiver Sensitivity <-14.4 dBm. More details for CSB-850A08 can be seen below.