The SF2226E from Murata is a Band Pass Filter with Frequency 2.09 to 2.18 GHz, Bandwidth 45 MHz, Center Frequency 2132.5 MHz, Insertion Loss 2.4 to 3.7 dB, Power 0.02 W. Tags: Surface Mount, Ceramic, Surface Mount, RF SAW Filter, Ceramic Filter. More details for SF2226E can be seen below.