The IC 4.7 M from TKI-Ferrit is a RF & Microwave Isolator with Frequency 4.4 to 5 GHz, Average Power Forward 50 W, Insertion Loss 0.2 to 0.3 dB, Isolation 20 to 25 dB, Operating Temperature -45 to 85 Degree C. Tags: Module with Connectors, Coaxial Isolator. More details for IC 4.7 M can be seen below.