The FTLX1370W4BTL from Coherent Corp. is a Fiber Optic Transceiver with Data Rate 2.4 to 10.3 Gb/s, Wavelength 1260 to 1355 nm (Tx), 1260 to 1600 nm (Rx), Distance/Reach up to 1.4 km, Output Power -8.2 to 0.5 dBm, Receiver Sensitivity -12.6 dBm. More details for FTLX1370W4BTL can be seen below.