The CMB348352CS from 3Rwave is a RF & Microwave Circulator with Frequency 3480 to 3520 MHz, Average Power Forward 80 W, Insertion Loss 0.25 to 0.32 dB, Isolation 22 to 25 dB, Return Loss 22 to 25 dB. Tags: Surface Mount Circulator. More details for CMB348352CS can be seen below.