The 991-770880-903 from M2 Global Technology is a RF & Microwave Isolator with Frequency 7.7 to 8.8 GHz, Average Power Forward 10 W, Average Power Reverse 3 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for 991-770880-903 can be seen below.