The AGLPF080 from AmpliTech, Inc. is a Low Pass RF Filter with Frequency DC to 8 GHz, 3 dB Cutoff Frequency 8 GHz, Insertion Loss 1.1 dB, Upper Rejection 20 to 40 dB @10.5 to 11.3 GHz, Power 0.1 W. Tags: Die. More details for AGLPF080 can be seen below.