The DBIS1808001200G from Qotana is a RF & Microwave Isolator with Frequency 8 to 12 GHz, Average Power Forward 10 W, Average Power Reverse 1 W, Insertion Loss 0.4 to 0.5 dB, Isolation 18 to 19 dB. Tags: Module with Connector, Coaxial Isolator. More details for DBIS1808001200G can be seen below.