The WBCJV8-5870-5880-5900-5910-40 from Wainwright Instruments is a Band Pass Filter with Frequency 5.88 to 5.9 GHz, Bandwidth 20 MHz, Center Frequency 5.89 GHz, Insertion Loss 7 to 11 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCJV8-5870-5880-5900-5910-40 can be seen below.