The WBCGV12-2027.5-2037.5-2052.5-2062.5-50 from Wainwright Instruments is a Band Pass Filter with Frequency 2.0375 to 2.0525 GHz, Bandwidth 15 MHz, Center Frequency 2.045 GHz, Insertion Loss 4.25 to 5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-2027.5-2037.5-2052.5-2062.5-50 can be seen below.