The WBCTB3-2322.5-2352.5-2357.5-2387.5-40 from Wainwright Instruments is a Band Pass Filter with Frequency 2.3525 to 2.3575 GHz, Bandwidth 5 MHz, Center Frequency 2.355 GHz, Insertion Loss 1.25 to 1.75 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCTB3-2322.5-2352.5-2357.5-2387.5-40 can be seen below.