The WBCGV8-1877.5-1892.5-1907.5-1922.5-50-2 from Wainwright Instruments is a Band Pass Filter with Frequency 1.8925 to 1.9075 GHz, Bandwidth 15 MHz, Center Frequency 1.9 GHz, Insertion Loss 2.5 to 3 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV8-1877.5-1892.5-1907.5-1922.5-50-2 can be seen below.