The ECI850F880AFF from ECHO Microwave is a RF & Microwave Isolator with Frequency 850 to 880 MHz, Average Power Forward 100 W, Insertion Loss 0.25 dB, Isolation 22 dB, Operating Temperature -30 to 85 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for ECI850F880AFF can be seen below.