The UIYBCI10149B from UIY Inc. is a RF & Microwave Isolator with Frequency 1.5 to 3 GHz, Average Power Forward 100 to 200 W, Average Power Reverse 30 W, Insertion Loss 1 dB, Isolation 34 dB. Tags: Module with Connector, Coaxial Isolator. More details for UIYBCI10149B can be seen below.