The MFBP-00036PSM from Marki Microwave is a Band Pass Filter with Frequency 17.55 to 24.09 GHz, Center Frequency 20560 MHz, Insertion Loss 1.55 dB, Return Loss 23.04 dB, Operating_Temperature -55 to 100 Degree C. Tags: Surface Mount, MMIC Filter. More details for MFBP-00036PSM can be seen below.