The IKB211217BS from 3Rwave is a RF & Microwave Isolator with Frequency 2110 to 2170 MHz, Average Power Forward 100 W, Average Power Reverse 20 W, Insertion Loss 0.25 to 0.35 dB, Isolation 20 to 26 dB. Tags: Surface Mount Isolator. More details for IKB211217BS can be seen below.