The T1DG2 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.93 to 1.99 GHz, Average Power 60 W, Average Power Forward 60 W, Insertion Loss 0.3 dB, Isolation 28 dB. Tags: Drop-In, Drop-In Isolator. More details for T1DG2 can be seen below.