The RSF-931.500-58000-3030-TR from Raltron is a Band Pass Filter with Frequency 902.5 to 960.5 MHz, Bandwidth 58000 kHz, Center Frequency 931.5 MHz, Insertion Loss 4.0 to 4.5 dB, Rejection 50 to 8 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-931.500-58000-3030-TR can be seen below.