The WBCGV12-1715-1725-1740-1750-50 from Wainwright Instruments is a Band Pass Filter with Frequency 1.725 to 1.74 GHz, Bandwidth 15 MHz, Center Frequency 1.7325 GHz, Insertion Loss 4.25 to 5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-1715-1725-1740-1750-50 can be seen below.