The SF2259H from Murata is a Band Pass Filter with Frequency 908.5 to 934.5 MHz, Bandwidth 13 MHz, Center Frequency 921.5 MHz, Insertion Loss 2 to 3 dB, Power 0.01 W. Tags: Surface Mount, Ceramic, Surface Mount, RF SAW Filter, Ceramic Filter. More details for SF2259H can be seen below.