The RF1411D from Murata is a Band Pass Filter with Frequency 868.01 to 870.51 MHz, Bandwidth 1.25 MHz, Center Frequency 869.2625 MHz, Insertion Loss 3.3 to 4.5 dB, Power 0.01 W. Tags: Surface Mount, Ceramic, Surface Mount, RF SAW Filter, Ceramic Filter. More details for RF1411D can be seen below.