Features: T056 5PIN coaxial package Data rates up to 25Gbps DFB chip For use up to 20km CWDM (1270/1290/1310/1330/1350/1370) wavelength Diff 50ohm impedance LC receptacle FPC connected Case operating temperature: -5℃ to +75°C and can extend -20℃ to +85℃ Applications: SFP28 CWDM Other transceivers