The T1GR1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.92 to 2.17 GHz, Average Power 125 W, Average Power Forward 125 W, Insertion Loss 0.25 dB, Isolation 23 dB. Tags: Drop-In, Drop-In Isolator. More details for T1GR1 can be seen below.