The L065XG9W from Knowles is a Low Pass RF Filter with Frequency DC to 6 GHz, Stopband Frequency 8 to 22.4 GHz, 3 dB Cutoff Frequency 6.5 GHz, Insertion Loss 0.85 to 1.3 dB, Rejection 35 dB. Tags: Surface Mount, Ceramic Filter. More details for L065XG9W can be seen below.