The JIC9700T12K5SMSF1 from JQL Electronics is a RF & Microwave Isolator with Frequency 9.7 to 12.5 GHz, Average Power Forward 1 W, Average Power Reverse 1 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Module with Connector, Coaxial Isolator. More details for JIC9700T12K5SMSF1 can be seen below.