The T2AT1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 2.11 to 2.23 GHz, Average Power 100 W, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 30 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T2AT1 can be seen below.