The WRCGV6-866.5-876.5-886.5-896.5-25-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 876.5 to 886.5 MHz, Bandwidth 10 MHz, Insertion Loss 0.65 to 0.75 dB, Rejection 25 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-866.5-876.5-886.5-896.5-25-3 can be seen below.