The MFLP-00001CH from Marki Microwave is a Low Pass RF Filter with Frequency DC to 6 GHz, Stopband Frequency 7.5 to 40 GHz, 3 dB Cutoff Frequency 6.15 GHz, Insertion Loss 0.5 dB, Rejection 35 to 45 dB. Tags: Die, MMIC. More details for MFLP-00001CH can be seen below.