The QLF-1200-60 from Qualwave is a Low Pass RF Filter with Frequency DC to 1.2 GHz, Stopband Frequency 1.8 to 8 GHz, Insertion Loss 1 dB, Upper Rejection 60 dB @ 1.8 to 8 GHz, VSWR 1.50:1. Tags: Module with Connector. More details for QLF-1200-60 can be seen below.