The JID17K7T19K7CM0 from JQL Electronics is a RF & Microwave Isolator with Frequency 17.7 to 19.7 GHz, Average Power Forward 1 W, Average Power Reverse 0.5 W, Insertion Loss 0.6 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for JID17K7T19K7CM0 can be seen below.