The RSF-875.000-10000-2015-TR from Raltron is a Band Pass Filter with Frequency 870 to 880 MHz, Bandwidth 10000 kHz, Center Frequency 875 MHz, Insertion Loss 3 dB, Rejection 30 to 40 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-875.000-10000-2015-TR can be seen below.