The JIC0350T0385N6 from JQL Electronics is a RF & Microwave Isolator with Frequency 350 to 385 MHz, Average Power Forward 125 W, Average Power Reverse 60 W, Insertion Loss 0.3 dB, Isolation 25 dB. Tags: Module with Connector, Coaxial Isolator. More details for JIC0350T0385N6 can be seen below.