The MFBP-00037PSM from Marki Microwave is a Band Pass Filter with Frequency 22.45 to 29.43 GHz, Center Frequency 25700 MHz, Insertion Loss 1.58 dB, Return Loss 23.05 dB, Operating_Temperature -55 to 100 Degree C. Tags: Surface Mount, MMIC Filter. More details for MFBP-00037PSM can be seen below.