The T9ZN1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 9.9 to 10.85 GHz, Average Power 0.25 W, Average Power Forward 0.25 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Microstrip, Microstrip Isolator. More details for T9ZN1 can be seen below.