The QLF-8000-40-1 from Qualwave is a Low Pass RF Filter with Frequency DC to 8 GHz, Stopband Frequency 8.9 to 16 GHz, Insertion Loss 1.2 dB, Upper Rejection 40 dB @ 8.9 to 16 GHz, VSWR 1.50:1. Tags: Module with Connector. More details for QLF-8000-40-1 can be seen below.