The ECI1350S1530AFF from ECHO Microwave is a RF & Microwave Isolator with Frequency 1.35 to 1.53 GHz, Average Power Forward 100 W, Insertion Loss 0.25 dB, Isolation 20 dB, Operating Temperature -30 to 70 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for ECI1350S1530AFF can be seen below.