The JIC0800T1000SMSF1 from JQL Electronics is a RF & Microwave Isolator with Frequency 800 MHz to 1 GHz, Average Power Forward 10 W, Average Power Reverse 10 W, Insertion Loss 0.35 dB, Isolation 21 dB. Tags: Module with Connector, Coaxial Isolator. More details for JIC0800T1000SMSF1 can be seen below.