The JIM1930T1990S1R from JQL Electronics is a RF & Microwave Isolator with Frequency 1.93 to 1.99 GHz, Average Power Forward 100 W, Average Power Reverse 5 W, Insertion Loss 0.25 dB, Isolation 22 dB. Tags: Surface Mount, Surface Mount Isolator. More details for JIM1930T1990S1R can be seen below.