The GL-T-1922-23-5 from A-Info is a RF & Microwave Isolator with Frequency 1.9 to 2.2 GHz, Average Power Forward 5 W, Average Power Reverse 5 W, Insertion Loss 0.4 dB, Isolation 23 dB. Tags: Module with Connector, Coaxial Isolator. More details for GL-T-1922-23-5 can be seen below.