The CT-1348-NT from UTE Microwave is a RF & Microwave Isolator with Frequency 800 to 860 MHz, Average Power Forward 125 W, Insertion Loss 0.12 to 0.25 dB, Isolation 20 dB, Operating Temperature -10 to 70 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for CT-1348-NT can be seen below.