The EI1805F1880DB from ECHO Microwave is a RF & Microwave Isolator with Frequency 1.8 to 1.88 GHz, Average Power Forward 100 W, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature -20 to 80 Degree C. Tags: Drop-In, Drop-In Isolator. More details for EI1805F1880DB can be seen below.