The T5XR15 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 5.6 to 6.2 GHz, Average Power 1 W, Average Power Forward 1 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Microstrip, Microstrip Isolator. More details for T5XR15 can be seen below.