The T1ZU16 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.96 to 2.02 GHz, Average Power 2.5 W, Average Power Forward 2.5 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for T1ZU16 can be seen below.