The WBCGV6-2030-2050-2070-2090-40-1 from Wainwright Instruments is a Band Pass Filter with Frequency 2.05 to 2.07 GHz, Bandwidth 20 MHz, Center Frequency 2.06 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV6-2030-2050-2070-2090-40-1 can be seen below.