The RSF-925.000-275-5050-TR from Raltron is a Band Pass Filter with Frequency 924.8625 to 925.1375 MHz, Bandwidth 275 kHz, Center Frequency 925 MHz, Insertion Loss 3.5 dB, Power 0 dBm. Tags: Surface Mount, RF SAW Filter. More details for RSF-925.000-275-5050-TR can be seen below.