The WBCGV12-1844.9-1854.9-1869.9-1879.9-50 from Wainwright Instruments is a Band Pass Filter with Frequency 1.8549 to 1.8699 GHz, Bandwidth 15 MHz, Center Frequency 1.8624 GHz, Insertion Loss 4.25 to 5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-1844.9-1854.9-1869.9-1879.9-50 can be seen below.