The WRCGV10-808.5-817.5-827.5-836.5-80 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 817.5 to 827.5 MHz, Bandwidth 10 MHz, Insertion Loss 1 to 1.5 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV10-808.5-817.5-827.5-836.5-80 can be seen below.