The WBCGV20-2470-2500-2690-2720-80-2 from Wainwright Instruments is a Band Pass Filter with Frequency 2.5 to 2.69 GHz, Bandwidth 190 MHz, Center Frequency 2.595 GHz, Insertion Loss 2 to 4 dB, Rejection 80 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV20-2470-2500-2690-2720-80-2 can be seen below.