The BDTRP453L1SN-10 from Shanghai Baudcom Communication Device is a Fiber Optic Transceiver with Data Rate 1.25 Gb/s, Wavelength 1270 to 1360 nm (Tx), 1265 to 1600 nm (Rx), Distance/Reach Up to 120 km, Output Power -9 to -3 dBm, Receiver Sensitivity -22 to -21 dBm. More details for BDTRP453L1SN-10 can be seen below.