The QCI5050A from Qualwave is a RF & Microwave Isolator with Frequency 1500 to 3000 MHz, Bandwidth 1500 MHz, Average Power Forward 100 W, Average Power Reverse 10 to 100 W, Insertion Loss 0.7 dB. Tags: Module with Connector, Coaxial Isolator. More details for QCI5050A can be seen below.