The SAFFB1G56FA0F0A from Murata is a Band Pass Filter with Frequency 1559.05 to 1605.89 MHz, Center Frequency 1561.1 MHz / 1575.42 MHz /1602 MHz, Insertion Loss 1.1 to 2.3 dB, Power 0.01 W, VSWR 1.60:1, 2.50:1. Tags: Surface Mount, RF SAW Filter. More details for SAFFB1G56FA0F0A can be seen below.