The R959 from Qualcomm is a SAW Resonator with Frequency 1176 MHz, Centre Frequency 1176 MHz, Insertion Loss 1.3 to 1.7 dB, Capacitance 1.8 pF, Quality Factor Unloaded 3600 to 5500. Tags: Surface Mount, SAW Resonator. More details for R959 can be seen below.