The RSF-915.000-6000-3030-TR from Raltron is a Band Pass Filter with Frequency 912 to 918 MHz, Bandwidth 6000 kHz, Center Frequency 915 MHz, Insertion Loss 3.5 dB, Rejection 25 to 45 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-915.000-6000-3030-TR can be seen below.