The ThinkBook Plus Gen 3 boasts an eye-catching 17.3" ultrawide 3K main screen with a 21:10 aspect ratio, an industry first. It works seamlessly with the 8" next-gen secondary display for the ultimate in multiscreen productivity. The secondary screen supports many productivity apps and phone syncing and content mirroring. It also lets you easily duplicate or extend the primary display so you can get the most out of every day.