The WBCJV8-5480-5490-5510-5520-40 from Wainwright Instruments is a Band Pass Filter with Frequency 5.49 to 5.51 GHz, Bandwidth 20 MHz, Center Frequency 5.5 GHz, Insertion Loss 7 to 11 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCJV8-5480-5490-5510-5520-40 can be seen below.