The CID02020321G1 from Cernex Inc is a RF & Microwave Isolator with Frequency 2.11 to 2.17 GHz, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 21 dB, Return Loss -80 dBc. Tags: Drop-In, Drop-In Isolator. More details for CID02020321G1 can be seen below.