The RO3164E-1 from Murata is a SAW Resonator with Frequency 868.2 to 868.5 MHz, Centre Frequency 868.35 MHz, Insertion Loss 1.3 to 2 dB, Capacitance 1.6 pF, Quality Factor Loaded 975. Tags: Surface Mount, SAW Resonator. More details for RO3164E-1 can be seen below.