BARCELONA -- Awasn't the only hardware that Microsoft unveiled at its first Mobile World Congress since finalizing the purchase of Nokia's devices business.
The company also debuted the Universal Foldable Keyboard, a thin, portable keyboard that connects through Bluetooth to the iPhone and iPad, Android devices, and Windows Phones and tablets.
It's a small square of a device, with a matte grey finish and a magnetic closure that keeps the two halves together. You unfold it to see a keyboard that's split down the central folding seam. Some keys are larger than others, but they're responsive and spring back when you type.
I didn't get much time with the accessory for tablets and phones, but I was able to type about a paragraph's worth of text. To me, it's one of those physical configurations you have to get used to using. I noticed I made a lot of initial errors, though typing did feel fast.
Otherwise, the keyboard itself is fairly sparse, with just a Micro-USB charging port along the right edge.
Microsoft announced the Universal Foldable Keyboard along with two midrange phones, theand .
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