The MFBP-00028PSM from Marki Microwave is a Band Pass Filter with Frequency 30.82 to 32.24 GHz, Bandwidth 1420 MHz, Center Frequency 31.52 GHz, Insertion Loss 3.25 dB, Rejection 49 to 62 dB. Tags: Surface Mount, MMIC Filter. More details for MFBP-00028PSM can be seen below.