The 991-199250-301 from M2 Global Technology is a RF & Microwave Isolator with Frequency 1.99 to 2.5 GHz, Average Power Forward 50 W, Average Power Reverse 10 W, Insertion Loss 0.5 dB, Isolation 17 dB. Tags: Drop-In, Drop-In Isolator. More details for 991-199250-301 can be seen below.