The WRCGV6-804.5-810.5-820.5-826.5-25 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 810.5 to 820.5 MHz, Bandwidth 10 MHz, Insertion Loss 0.65 to 1 dB, Rejection 25 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-804.5-810.5-820.5-826.5-25 can be seen below.