HP Envy x2 is a detachable convertible Tablet PC running a full Windows 10 on the 64bit ARMv8 Qualcomm Snapdragon 835 processor with built-in always connected LTE and up to 22 hours of battery life. 90min 0% to 90% fast charging. Up to 1,000 hrs of connected stand-by time. Comes with the HP digital pen with Windows Ink for note taking and scribbling.