The MFBC-00012PSM from Marki Microwave is a Band Pass Filter with Frequency 17.20 to 23.40 GHz, Center Frequency 20300 MHz, Insertion Loss 1.55 dB, Upper Rejection 40 to 49 dB, Lower Rejection 40 to 75 dB. Tags: Surface Mount, MMIC Filter. More details for MFBC-00012PSM can be seen below.