The WBCGV5-2563-2583-2603-2623-40-2 from Wainwright Instruments is a Band Pass Filter with Frequency 2.583 to 2.603 GHz, Bandwidth 20 MHz, Center Frequency 2.593 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV5-2563-2583-2603-2623-40-2 can be seen below.