The HX-T-5700-5900-25-10 from A-Info is a RF & Microwave Circulator with Frequency 5.7 to 5.9 GHz, Average Power Forward 10 W, Insertion Loss 0.3 dB, Isolation 25 dB, Operating Temperature -20 to 70 Degree C. Tags: Coaxial Circulator. More details for HX-T-5700-5900-25-10 can be seen below.