The WBCGV12-2080-2090-2110-2120-50 from Wainwright Instruments is a Band Pass Filter with Frequency 2.09 to 2.11 GHz, Bandwidth 20 MHz, Center Frequency 2.1 GHz, Insertion Loss 3.5 to 4.5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-2080-2090-2110-2120-50 can be seen below.