The WBCGV10-799.5-810.5-820.5-831.5-80 from Wainwright Instruments is a Band Pass Filter with Frequency 810.5 to 820.5 MHz, Bandwidth 10 MHz, Center Frequency 815.5 MHz, Insertion Loss 2.5 to 3.5 dB, Rejection 80 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV10-799.5-810.5-820.5-831.5-80 can be seen below.