The 891-167167-401 from M2 Global Technology is a RF & Microwave Isolator with Frequency 1.67 to 1.675 GHz, Average Power Forward 150 W, Average Power Reverse 100 W, Insertion Loss 0.3 dB, Isolation 22 dB. Tags: Drop-In, Drop-In Isolator. More details for 891-167167-401 can be seen below.