Product_description: ["ABLS2 Series 20 MHz ±30 ppm 18 pF -40 to +85 °C SMT Microprocessor Crystal ***** For more information refer to the specification sheet located in the 'Downloads' section below the image *****", 'ABRACON ABLS2-20.000MHZ-D4Y-T CRYSTAL, 20MHZ, 18PF, HC-49US', 'ABRACON ABLS2-20.000MHZ-D4Y-T CRYSTAL, 20MHZ, 18PF, SMD'] (Page 1)