The AFL-09000 from Atlantic Microwave is a Low Pass RF Filter with Frequency DC - 8.1 GHz, Stopband Frequency 10.4 - 16.5 GHz, 3 dB Cutoff Frequency 9 GHz, Insertion Loss 1 dB, Rejection 50 dB at 10.4 - 16.5 GHz. Tags: Module with Connector. More details for AFL-09000 can be seen below.