The BD-XFP-04 from Shanghai Baudcom Communication Device is a Fiber Optic Transceiver with Data Rate 9.95 to 11.3 Gb/s, Wavelength 1530 to 1565 nm, Distance/Reach Up to 40 km, Output Power -1 to 2 dBm, Receiver Sensitivity -16 dBm. More details for BD-XFP-04 can be seen below.