The CMB254264CS from 3Rwave is a RF & Microwave Circulator with Frequency 2545 to 2645 MHz, Average Power Forward 120 W, Insertion Loss 0.25 to 0.3 dB, Isolation 23 to 25 dB, Return Loss 23 to 25 dB. Tags: Surface Mount Circulator. More details for CMB254264CS can be seen below.