The RSF-915.000-26000-2015-TR-NS3 from Raltron is a Band Pass Filter with Frequency 902 to 928 MHz, Bandwidth 26000 kHz, Center Frequency 915 MHz, Insertion Loss 2.3 to 3.0 dB, Rejection 50 to 8 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-915.000-26000-2015-TR-NS3 can be seen below.