The BRF 2/3-125 from Amphenol Procom is a Band Stop Filter with Stopband Frequency 66 to 88 MHz, Insertion Loss 1.5 to 3 dB, Rejection 83 dB, Power 175 to 300 W, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for BRF 2/3-125 can be seen below.