The IMB350370CK from 3Rwave is a RF & Microwave Isolator with Frequency 3.5 to 3.7 GHz, Average Power Forward 80 W, Average Power Reverse 8 W, Insertion Loss 0.25 to 0.3 dB, Isolation 21 to 24 dB. Tags: Surface Mount Isolator. More details for IMB350370CK can be seen below.