The WBCGV7-1660-1750-1870-1960-40 from Wainwright Instruments is a Band Pass Filter with Frequency 1.75 to 1.87 GHz, Bandwidth 120 MHz, Center Frequency 1.81 GHz, Insertion Loss 1.25 to 1.5 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV7-1660-1750-1870-1960-40 can be seen below.