The QCI7448H from Qualwave is a RF & Microwave Isolator with Frequency 450 to 2700 MHz, Bandwidth 400 MHz, Average Power Forward 250 W, Average Power Reverse 10 to 100 W, Insertion Loss 0.50 to 0.80 dB. Tags: Module with Connector, Coaxial Isolator. More details for QCI7448H can be seen below.