The D4I9211 from DiTom Microwave is a RF & Microwave Isolator with Frequency 9.2 to 10.5 GHz, Average Power 10 W, Average Power Forward 10 W, Average Power Reverse 2 W, Peak Power Forward 0.05 kW. Tags: Module with Connector, Coaxial Isolator. More details for D4I9211 can be seen below.