The CI-900-407 from RF & Noise Components is a RF & Microwave Isolator with Frequency 800 MHz to 1 GHz, Average Power Forward 250 W, Average Power Reverse 100 W, Insertion Loss 0.4 to 0.5 dB, Isolation 20 to 23 dB. Tags: Module with Connector, Coaxial Isolator. More details for CI-900-407 can be seen below.