The QLF-3200-60 from Qualwave is a Low Pass RF Filter with Frequency DC to 3.2 GHz, Stopband Frequency 3.6 to 20 GHz, Insertion Loss 1.5 dB, Upper Rejection 60 dB @ 3.6 to 20 GHz, VSWR 1.50:1. Tags: Module with Connector. More details for QLF-3200-60 can be seen below.