The WBCGV10-866.5-877.5-887.5-898.5-80-1 from Wainwright Instruments is a Band Pass Filter with Frequency 877.5 to 887.5 MHz, Bandwidth 10 MHz, Center Frequency 882.5 MHz, Insertion Loss 2.5 to 3.5 dB, Rejection 80 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV10-866.5-877.5-887.5-898.5-80-1 can be seen below.