The 991-580710-201 from M2 Global Technology is a RF & Microwave Isolator with Frequency 5.8 to 7.1 GHz, Average Power Forward 25 W, Average Power Reverse 10 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for 991-580710-201 can be seen below.