The SF2038B-2 from Murata is a Band Pass Filter with Frequency 64 to 89 MHz, Bandwidth 12.5 MHz, Center Frequency 76.5 MHz, Insertion Loss 10 to 12 dB, Power 0.01 W. Tags: Surface Mount, Ceramic, Surface Mount, IF SAW Filter, Ceramic Filter. More details for SF2038B-2 can be seen below.