The BRF 70/1-200 from Amphenol Procom is a Band Stop Filter with Stopband Frequency 380 to 470 MHz, Insertion Loss 0.5 to 1 dB, Power 200 to 350 W, VSWR 1.50:1, Operating_Temperature -30 to 60 Degree C. Tags: Module with Connectors, Cavity Filter. More details for BRF 70/1-200 can be seen below.