The QLF-6500-30 from Qualwave is a Low Pass RF Filter with Frequency DC to 6.5 GHz, Stopband Frequency 8 to 15 GHz, Insertion Loss 1 dB, Upper Rejection 30 dB @ 8 to 15 GHz, VSWR 1.80:1. Tags: Module with Connector. More details for QLF-6500-30 can be seen below.