The 25GSFP-CWDM10-XX from 3Coptics is a Fiber Optic Transceiver with Data Rate 25 Gb/s, Wavelength 1270 to 1610 nm (CWDM), Distance/Reach 10 km, Output Power -7 to 2.5 dBm, Receiver Sensitivity -14 dBm. More details for 25GSFP-CWDM10-XX can be seen below.