The WBCGV8-2543-2563-2623-2643-40 from Wainwright Instruments is a Band Pass Filter with Frequency 2.563 to 2.623 GHz, Bandwidth 60 MHz, Center Frequency 2.593 GHz, Insertion Loss 1 to 1.75 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV8-2543-2563-2623-2643-40 can be seen below.