The WBCGV5-1860-1880-1900-1920-40 from Wainwright Instruments is a Band Pass Filter with Frequency 1.88 to 1.9 GHz, Bandwidth 20 MHz, Center Frequency 1.89 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV5-1860-1880-1900-1920-40 can be seen below.