The DBIS1904000800B from Qotana is a RF & Microwave Isolator with Frequency 4 to 8 GHz, Average Power Forward 10 W, Average Power Reverse 3 W, Insertion Loss 0.5 dB, Isolation 19 dB. Tags: Module with Connector, Coaxial Isolator. More details for DBIS1904000800B can be seen below.