The QLF-2186-30 from Qualwave is a Low Pass RF Filter with Frequency 1.5 to 2.186 GHz, Stopband Frequency 2.2775 to 3 GHz, Insertion Loss 2 dB, Upper Rejection 10 dBc @ 2.2775 GHz, 30 dBc @ 2.37 to 3 GHz, VSWR 1.60:1. Tags: Module with Connector. More details for QLF-2186-30 can be seen below.