The WBCGV12-1930-1940-1960-1970-50-2 from Wainwright Instruments is a Band Pass Filter with Frequency 1.94 to 1.96 GHz, Bandwidth 20 MHz, Center Frequency 1.95 GHz, Insertion Loss 3.5 to 4.5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-1930-1940-1960-1970-50-2 can be seen below.