The WBCGV5-2513-2568-2618-2673-40 from Wainwright Instruments is a Band Pass Filter with Frequency 2.568 to 2.618 GHz, Bandwidth 50 MHz, Center Frequency 2.593 GHz, Insertion Loss 0.75 to 1 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV5-2513-2568-2618-2673-40 can be seen below.