The CMIH201B from Quantic Corry is a RF & Microwave Isolator with Frequency 750 MHz to 1.7 GHz, Bandwidth 50 MHz, Average Power Forward 10/50/100 W, Average Power Reverse 1 W, Insertion Loss 0.3 dB. Tags: Module with Connector, Coaxial Isolator. More details for CMIH201B can be seen below.