So you are looking for a compact keyboard that lets you type faster and more accurately on your iOS/Android/Windows devices? The Universal Foldable Keyboard from Microsoft has you covered. It is a foldable keyboard with an ultra-thin, lightweight design. It relies on Bluetooth 4.0 technology to connect to your gadgets.
You can turn the keyboard on/off easily. Just close it to shut it down. There is a rechargeable battery that provides you with up to 3 months of usage on a single charge. It is possible to pair the keyboard with multiple gadgets and switch between them quickly. The Universal Foldable Keyboard will ship later this year.