The RSF-110.592-280-7050-TR from Raltron is a Band Pass Filter with Frequency 110.452 to 110.732 MHz, Bandwidth 280 kHz, Center Frequency 110.592 MHz, Insertion Loss 4.5 dB, Rejection 3 to 50 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-110.592-280-7050-TR can be seen below.