The DBIS1700500070A from Qotana is a RF & Microwave Isolator with Frequency 500 to 700 MHz, Average Power Forward 50 W, Average Power Reverse 10 W, Insertion Loss 0.4 to 0.5 dB, Isolation 20 to 20.5 dB. Tags: Module with Connector, Coaxial Isolator. More details for DBIS1700500070A can be seen below.