The WBCGV10-815.5-826.5-836.5-847.5-80-1 from Wainwright Instruments is a Band Pass Filter with Frequency 826.5 to 836.5 MHz, Bandwidth 10 MHz, Center Frequency 831.5 MHz, Insertion Loss 2.5 to 3.5 dB, Rejection 80 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV10-815.5-826.5-836.5-847.5-80-1 can be seen below.