The WBCGV4-882.5-912.5-927.5-957.5-30 from Wainwright Instruments is a Band Pass Filter with Frequency 912.5 to 927.5 MHz, Bandwidth 15 MHz, Center Frequency 920 MHz, Insertion Loss 0.65 to 0.75 dB, Rejection 30 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV4-882.5-912.5-927.5-957.5-30 can be seen below.