The T5AV4 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 5.725 to 7.125 GHz, Average Power 20 W, Average Power Forward 20 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for T5AV4 can be seen below.