The M-4ICC26-1 from L-TEQ Microwave Technology is a RF & Microwave Isolator with Frequency 25 to 27 GHz, Average Power Forward 1 W, Insertion Loss 0.9 to 1 dB, Isolation 17 to 20 dB, Operating Temperature 15 to 35 Degree C. Tags: Module with Connectors, Coaxial Isolator. More details for M-4ICC26-1 can be seen below.