The RSF-909.500-13000-3030-TR from Raltron is a Band Pass Filter with Frequency 902 to 915 MHz, Bandwidth 13 MHz, Center Frequency 909.5 MHz, Insertion Loss 2.2 to 3.0 dB, Rejection 50 to 40 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-909.500-13000-3030-TR can be seen below.