The SAFFB1G58FA0F0A from Murata is a Band Pass Filter with Frequency 1574.42 to 1605.89 MHz, Center Frequency 1575.4 MHz / 1601.7 MHz, Insertion Loss 1.12 to 1.90 dB, Power 0.02 W, VSWR 1.60:1, 2.20:1. Tags: Surface Mount, RF SAW Filter. More details for SAFFB1G58FA0F0A can be seen below.