The RSF-915.000-26000-3030-TR-NS6 from Raltron is a Band Pass Filter with Frequency 902 to 928 MHz, Bandwidth 26000 kHz, Center Frequency 915 MHz, Insertion Loss 2.5 to 3.5 dB, Rejection 55 to 25 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-915.000-26000-3030-TR-NS6 can be seen below.