Microsoft Universal Foldable Keyboard

Just your type
This slim, foldable wireless keyboard has full-size keys so you can actually get some work done on your tablet or smartphone. It's compatible with iPad, iPhone, Android, Windows tablets, and Windows Phone, and uses the latest Bluetooth 4.0 technology for reliable wireless connectivity. You can even pair it with two devices at once. And you can get up to three months of use on a single charge from its built-in rechargeable battery.
Twice as nice
Pair the keyboard with any two compatible devices and quickly switch between them with just one touch.
Spill-resistant
No worries about working in the coffee shop or at the kitchen table—its water repellent keys and fabric help protect against spills.
Compact and slim
Only 5mm thin, the innovative, foldable design easily slips into a purse, backpack, or pocket. Just open it up to turn it on and connect.
Operating system
Windows 8, 8.1
Windows Phone 8.1 Update 2
Apple iOS 7-8.1
Android 4.3-5.0
Additional requirements
Tablet or smartphone must be Bluetooth 4.0 enabled
Device must have Human Interface Device (HID) keyboard support