The D4I0670 from DiTom Microwave is a RF & Microwave Isolator with Frequency 600 to 700 MHz, Average Power 300 W, Average Power Forward 300 W, Peak Power Forward 2 kW, Insertion Loss 0.8 dB. Tags: Module with Connector, Coaxial Isolator. More details for D4I0670 can be seen below.