The A58LZCxxFDGA0716 from Applied Optoelectronics is a Fiber Optic Transceiver with Data Rate 2.48 Gb/s, Wavelength 1270 to 1610 nm, Distance/Reach 80 km, Output Power 0 to 5 dBm, Receiver Sensitivity -28 dBm. More details for A58LZCxxFDGA0716 can be seen below.