The D3I0890 from DiTom Microwave is a RF & Microwave Isolator with Frequency 800 to 900 MHz, Average Power 250 W, Average Power Forward 250 W, Average Power Reverse 2 W, Peak Power Forward 0.75 kW. Tags: Module with Connector, Coaxial Isolator. More details for D3I0890 can be seen below.