The AGBPF118 from AmpliTech, Inc. is a Band Pass Filter with Frequency 10.7 to 12.9 GHz, Bandwidth 2.2 GHz, Center Frequency 11.8 GHz, Insertion Loss 1.65 to 2.47 dB, Upper Rejection 20 to 40 dB @15.3 to 20.2 GHz. Tags: Die. More details for AGBPF118 can be seen below.