The MFBC-00004PSM from Marki Microwave is a Band Pass Filter with Frequency 14.90 to 19.90 GHz, Center Frequency 17500 MHz, Insertion Loss 1.6 dB, Upper Rejection 40 to 52 dB, Lower Rejection 40 to 71 dB. Tags: Surface Mount, MMIC Filter. More details for MFBC-00004PSM can be seen below.