Surface Duo - Do one better on two screens.
Jamboard - Interactive Business Whiteboard | G Suite
Microsoft Surface Book 2 - The new, more powerful, Surface Book
Surface Studio - A brilliant screen for your ideas, from Microsoft
Duet Display - With Duet Display, you can transform your iPhone or iPad into a second display to expand the screen space of your PC or Mac system.
Samsung Flip - A 55" digital white board from Samsung