The ZBF5-C11700-2000-004 from COM-MW is a Band Pass Filter with Frequency 10.7 to 12.7 GHz, Insertion Loss 1 to 1.5 dB, Upper Rejection 50 dB @ 14.5 to 20 GHz, 60 dB @ 14 to 14.5 GHz, Lower Rejection 40 dB @ DC to 9.7 GHz, Power 20 W. Tags: Module with Connectors. More details for ZBF5-C11700-2000-004 can be seen below.