The QCI3434E from Qualwave is a RF & Microwave Isolator with Frequency 700 MHz to 3 GHz, Bandwidth 20 to 600 MHz, Average Power Forward 200 W, Average Power Reverse 10 to 100 W, Insertion Loss 0.25 to 0.60 dB. Tags: Module with Connectors, Coaxial Isolator. More details for QCI3434E can be seen below.