The HP 380-FME from Amphenol Procom is a RF High Pass Filter with Frequency 380 MHz to 1 GHz, Insertion Loss 0.4 to 0.5 dB, Power 35 W, Rejection 60 dB @ 0 to 174 MHz, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for HP 380-FME can be seen below.