The QLF-10000-35 from Qualwave is a Low Pass RF Filter with Frequency DC to 10 GHz, Stopband Frequency 11 GHz, Insertion Loss 1 dB, Upper Rejection 35 dB @ 11 GHz, VSWR 2.00:1. Tags: Module with Connector. More details for QLF-10000-35 can be seen below.