The LM38-A3S-TI-N from APAC Opto Electronics Inc. is a Fiber Optic Transceiver with Data Rate 125 to 155 Mb/s, Wavelength 1310 nm, Distance/Reach 2 km, Output Power -20 to -14 dBm, Receiver Sensitivity -31 dBm. More details for LM38-A3S-TI-N can be seen below.