The WBCGV6-2105-2125-2140-2160-40 from Wainwright Instruments is a Band Pass Filter with Frequency 2.125 to 2.14 GHz, Bandwidth 15 MHz, Center Frequency 2.1325 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV6-2105-2125-2140-2160-40 can be seen below.