The RSF-869.500-13000-3030-TR from Raltron is a Band Pass Filter with Frequency 865.5 to 873.5 MHz, Bandwidth 8000 kHz, Center Frequency 869.5 MHz, Insertion Loss 3.5 dB, Rejection 1 to 40 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-869.500-13000-3030-TR can be seen below.