The CWDM-SFP80-XXXX from 3Coptics is a Fiber Optic Transceiver with Data Rate 1 Gb/s, Wavelength 1270 to 1610 nm (CWDM), Distance/Reach 80 km (Reach), Output Power 0 to 5 dBm, Receiver Sensitivity -24 dBm. More details for CWDM-SFP80-XXXX can be seen below.