The JIM0791T0821PN10A3 from JQL Electronics is a RF & Microwave Isolator with Frequency 791 to 821 MHz, Average Power Forward 100 W, Average Power Reverse 80 W, Peak Power Forward 0.8 kW, Insertion Loss 0.25 dB. Tags: Surface Mount, Surface Mount Isolator. More details for JIM0791T0821PN10A3 can be seen below.