The WBCGV12-1795-1805-1825-1835-50 from Wainwright Instruments is a Band Pass Filter with Frequency 1.805 to 1.825 GHz, Bandwidth 20 MHz, Center Frequency 1.815 GHz, Insertion Loss 3.5 to 4.5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-1795-1805-1825-1835-50 can be seen below.