The 3SMX from IQD Frequency Products is a RF Quartz Crystal with Frequency 9 to 67 MHz, Frequency Stability ±50 to ±100 ppm, Frequency Tolerance ±30 to ±50 ppm, Drive Power Level 100 µW, Load Capacitance 10 to 75 pF. Tags: Surface Mount, Ceramic. More details for 3SMX can be seen below.