The HX-T-700-900-20-10 from A-Info is a RF & Microwave Circulator with Frequency 700 to 900 MHz, Average Power Forward 10 W, Insertion Loss 0.5 dB, Isolation 20 dB, Operating Temperature -40 to 70 Degree C. Tags: Coaxial Circulator. More details for HX-T-700-900-20-10 can be seen below.