This keyboard is only compatible with Surface Pro X. The numbers in the image above are, have been listed below. 1 – Storage tray 2 – Surface Slim Pen 3 – Keyboard 4 – Touchpad. Microsoft ...

Here’s how it works. The Surface Pen and Surface Slim Pen 2 are the best options for modern Surface PCs; I've been using the former for years without issue, and the latter adds wireless charging ...