The CID01010325G4 from Cernex Inc is a RF & Microwave Isolator with Frequency 1.85 to 1.91 GHz, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 25 dB, Operating Temperature -40 to 85 Degree C. Tags: Drop-In, Drop-In Isolator. More details for CID01010325G4 can be seen below.