The SF1192B from Murata is a Band Pass Filter with Frequency 1.77 to 1.92 GHz, Bandwidth 75 MHz, Center Frequency 1842.5 MHz, Insertion Loss 2.2 to 3.8 dB, Power 0.01 W. Tags: Surface Mount, Ceramic, Surface Mount, Ceramic Filter. More details for SF1192B can be seen below.