The JID5300T5900VM2 from JQL Electronics is a RF & Microwave Isolator with Frequency 5.3 to 5.9 GHz, Average Power Forward 20 W, Average Power Reverse 20 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for JID5300T5900VM2 can be seen below.