The T1AZ35 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.52 to 1.56 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for T1AZ35 can be seen below.