The CQS-938A04 from Huber+Suhner is a Fiber Optic Transceiver with Data Rate 103.125 Gb/s, Wavelength 1304.5 to 1317.5 nm, Distance/Reach up to 2 km, Output Power -2.4 to 5 dBm, Receiver Sensitivity <-3.9 to -2.5 dBm. More details for CQS-938A04 can be seen below.