The VDIL-1819 from VidaRF is a RF & Microwave Isolator with Frequency 1.85 to 1.91 GHz, Average Power Forward 100 W, Average Power Reverse 100 W, Insertion Loss 0.3 dB, Isolation 23 dB. Tags: Drop-In, Drop-In Isolator. More details for VDIL-1819 can be seen below.