The SPBD-10G3A4Q1RD(T) from Delta Electronics, Inc. is a Fiber Optic Transceiver with Data Rate 10 Gb/s, Wavelength 1310 to 1270 nm, Distance/Reach 10 km, Output Power -6 to 0 dBm, Receiver Sensitivity -12.6 dBm. More details for SPBD-10G3A4Q1RD(T) can be seen below.