The R963 from Qualcomm is a SAW Resonator with Frequency 315.04 MHz, Centre Frequency 315.04 MHz, Insertion Loss 1.4 to 1.8 dB, Capacitance 3.2 pF, Quality Factor Unloaded 8000 to 11700. Tags: Surface Mount, SAW Resonator. More details for R963 can be seen below.