The COI02061215G from Cernex Inc is a RF & Microwave Isolator with Frequency 2 to 6 GHz, Average Power Forward 10 W, Insertion Loss 1.2 dB, Isolation 15 dB, Operating Temperature 0 to 60 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for COI02061215G can be seen below.