The SMU3 from Jauch Quartz is a RF Quartz Crystal with Frequency 3.2768 to 60 MHz, Frequency Stability ±20 ppm, ±30 ppm, ±50 ppm, ±100 ppm, ±150 ppm, Frequency Tolerance ±20 ppm / ±30 ppm / ±50 ppm, Drive Power Level 500 uW, Load Capacitance 12 to 32 pF. Tags: Surface Mount. More details for SMU3 can be seen below.