Surface Pro 4 powers through tough tasks, while being lighter than ever at 1.73 pounds (786g). The 12.3-inch PixelSense display has extremely high contrast and low glare. Go from laptop to tablet with the multi-position Kickstand and keyboard. And jot down notes and ideas with Surface Pen. The 6th Gen Intel Core m3, i5, and i7 processors inside Surface Pro 4 are not only more powerful, they're quieter, run cooler, and are more efficient than before. It's that kind of performance-plus impressive battery life of up to 9 hours1-that makes Surface Pro 4 your mobile workstation for running multiple professional programs simultaneously. And with the 5MP front-facing and 8MP autofocus rear-facing cameras, you can video conference with your colleagues from around the world with confidence. Surface Pro 4 runs Windows 10 Pro, the best combination of the Windows you already know plus lots of great new features you'll love. It also runs all your professional-grade software with no compromises. Microsoft Office, the world's greatest productivity suite, works perfectly on Surface Pro 4. Write directly on webpages with Surface Pen in the all-new Microsoft Edge browser and share your notes easily. Writing with Surface Pen feels as fluid and precise as a ballpoint pen on paper. Use Pen to open a OneNote or to activate Cortana, your truly personal digital assistant. She offers time, people, and location-based reminders, and even books dinner reservations. Surface Pro 4 also packs the latest facial recognition camera technology. With Windows Hello, Surface Pro 4 knows you're you, and will sign you in with no password required.