The MFLP-00003PSM from Marki Microwave is a Low Pass RF Filter with Frequency DC to 12 GHz, Stopband Frequency 16 to 40 GHz, 3 dB Cutoff Frequency 12.3 GHz, Insertion Loss 0.5 dB, Rejection 35 to 52 dB. Tags: Surface Mount, MMIC. More details for MFLP-00003PSM can be seen below.