The WRCGV10-871-879-884-892-80-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 879 to 884 MHz, Bandwidth 5 MHz, Insertion Loss 1 to 1.5 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV10-871-879-884-892-80-3 can be seen below.