The BDTRS813L1MD-02 from Shanghai Baudcom Communication Device is a Fiber Optic Transceiver with Data Rate 10 Gb/s, Wavelength 1270 to 1610 nm, Distance/Reach 220 m, Output Power -6 to 0.5 dBm, Receiver Sensitivity -11 to -10 dBm. More details for BDTRS813L1MD-02 can be seen below.
