The JIC4100T4700SMSF0 from JQL Electronics is a RF & Microwave Isolator with Frequency 4.1 to 4.7 GHz, Average Power Forward 1 W, Average Power Reverse 1 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Module with Connector, Coaxial Isolator. More details for JIC4100T4700SMSF0 can be seen below.