The SADRM1G56AB0F0A from Murata is a Band Pass Filter with Frequency 1559.05 to 1605.89 MHz, Center Frequency 1575.4 MHz / 727.5 MHz, Insertion Loss 1 to 2.3 dB, Power 0.01 to 3.16 W, VSWR 1.20:1, 2.00:1. Tags: Surface Mount, RF SAW Filter. More details for SADRM1G56AB0F0A can be seen below.