The DVI2731 from DiTom Microwave is a RF & Microwave Isolator with Frequency 27 to 31 GHz, Average Power Forward 5 W, Average Power Reverse 2 W (Reflective), Peak Power 30 W, Insertion Loss 0.6 dB. Tags: Module with Connector, Coaxial Isolator. More details for DVI2731 can be seen below.