The XTALHC49UAX from Dynamic Engineers is a RF Quartz Crystal with Frequency 1.536 - 60 MHz (Fundamental), 61 to 130 MHz(3rd Overtone), Frequency Stability ±15, ±20, ±50 ppm, Frequency Tolerance ±10, ±20 ppm, Drive Power Level 100 µW, Load Capacitance 6 to 20 pF. Tags: Surface Mount. More details for XTALHC49UAX can be seen below.