The SF2210D from Murata is a Band Pass Filter with Frequency 422.8 to 432.8 MHz, Bandwidth 5 MHz, Center Frequency 427.8 MHz, Insertion Loss 2 to 3.6 dB, Power 0.01 W. Tags: Surface Mount, Ceramic, Surface Mount, RF SAW Filter, Ceramic Filter. More details for SF2210D can be seen below.