The WRCGV8-820-880-960-1020-50-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 880 to 960 MHz, Bandwidth 80 MHz, Insertion Loss 0.75 to 1 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-820-880-960-1020-50-3 can be seen below.