The C2YE2 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 2.6 to 3.95 GHz, Average Power 5 W, Average Power Forward 5 W, Insertion Loss 1 dB, Isolation 30 dB. Tags: Module with Connectors, Coaxial Isolator. More details for C2YE2 can be seen below.