Universal Foldable Keyboard
Universal Foldable Keyboard is the perfect travel companion—its ultra-thin, lightweight, compact design lets you easily take it wherever you go so you can get more done on your tablet or smartphone no matter where you are.
You can simultaneously pair it with virtually any two mobile devices—an iPad, iPhone, Android devices, Windows tablets, and Windows Phone—and then instantly switch between them with a single touch. Set up in a second—just open it to turn it on and connect. Then you’ll enjoy fast, comfortable typing on a full-sized keyboard. Power through emails, edit a proposal or instant message with friends. When you’re done, simply close it to turn it off and you’re ready to go.
More information: https://www.microsoft.com/accessories/en-us/products/keyboards/universal-foldable-keyboard/gu5-00001