The WBCGV8-2512.5-2527.5-2542.5-2557.5-50-2 from Wainwright Instruments is a Band Pass Filter with Frequency 2.5275 to 2.5425 GHz, Bandwidth 15 MHz, Center Frequency 2.535 GHz, Insertion Loss 2.5 to 3 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV8-2512.5-2527.5-2542.5-2557.5-50-2 can be seen below.