The WBCGV4-844-874-889-919-30 from Wainwright Instruments is a Band Pass Filter with Frequency 874 to 889 MHz, Bandwidth 15 MHz, Center Frequency 881.5 MHz, Insertion Loss 0.65 to 0.75 dB, Rejection 30 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV4-844-874-889-919-30 can be seen below.