The SMI-3035 from Sierra Microwave Technology is a RF & Microwave Isolator with Frequency 30 to 35 GHz, Average Power Reverse 2 W, Insertion Loss 0.8 dB, Isolation 16 dB, Operating Temperature -54 to 85 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for SMI-3035 can be seen below.