The YXMI801C 20-22GHz from Talee Microwave Limited is a RF & Microwave Isolator with Frequency 20 to 22 GHz, Average Power Forward 10 W, Average Power Reverse 1 W, Peak Power Forward 10 W, Insertion Loss 0.5 dB. Tags: Surface Mount, Microstrip Isolator. More details for YXMI801C 20-22GHz can be seen below.