The WBCGV12-2480-2500-2570-2590-60-3 from Wainwright Instruments is a Band Pass Filter with Frequency 2.5 to 2.57 GHz, Bandwidth 70 MHz, Center Frequency 2.535 GHz, Insertion Loss 1.75 to 2.75 dB, Rejection 60 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-2480-2500-2570-2590-60-3 can be seen below.