The ADI375CSPH from ADMOTECH is a RF & Microwave Isolator with Frequency 3.7 to 3.8 GHz, Average Power Forward 150 W, Average Power Reverse 100 W, Insertion Loss 0.35 to 0.45 dB, Isolation 19 to 21 dB. Tags: Module with Connector, Coaxial Isolator. More details for ADI375CSPH can be seen below.