The SMI-7012 from Sierra Microwave Technology is a RF & Microwave Isolator with Frequency 7 to 12.4 GHz, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature -54 to 85 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for SMI-7012 can be seen below.