The IS-64 from MCLI is a RF & Microwave Isolator with Frequency 14.5 to 15.5 GHz, Average Power Forward 2 W, Peak Power Forward 0.05 kW, Insertion Loss 0.5 dB, Isolation 18 dB. Tags: Module with Connector, Coaxial Isolator. More details for IS-64 can be seen below.