The QLF-7000-48 from Qualwave is a Low Pass RF Filter with Frequency DC to 7 GHz, Stopband Frequency 7.8 to 11 GHz, Insertion Loss 1 dB, Upper Rejection 48 dB @ 7.8 to 11 GHz, VSWR 2.00:1. Tags: Module with Connector. More details for QLF-7000-48 can be seen below.