The 990-192217-301 from M2 Global Technology is a RF & Microwave Circulator with Frequency 1.92 to 2.17 GHz, Average Power Forward 70 W, Insertion Loss 0.35 dB, Operating Temperature -20 to 85 Degree C. Tags: Drop-in Circulator. More details for 990-192217-301 can be seen below.