The DBIS2008001200B from Qotana is a RF & Microwave Isolator with Frequency 8 to 12 GHz, Average Power Forward 10 W, Average Power Reverse 2 W, Insertion Loss 0.45 to 0.5 dB, Isolation 20 to 21 dB. Tags: Module with Connector, Coaxial Isolator. More details for DBIS2008001200B can be seen below.