Take a look at this video of Samsung's new foldable smartphone in action

AP Photo/Eric Risberg

Samsung's foldable smartphone display.

• Samsung unveiled its highly anticipated foldable smartphone on Wednesday.
• The phone's display technology has been dubbed "Infinity Flex."
• Senior vice president Justin Denison played a promotional video before busting out the device itself.

Samsung unveiled its long-awaited folding smartphone on Wednesday, when Samsung's senior vice president Justin Denison brought it out on stage for a very quick demo.

Samsung has played its cards close to its chest, not releasing many details about the book-like multi-display, which it unveiled at its annual developer conference in San Francisco.

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We know that when fully open, the phone's display is 7.3 inches, and that Google has built a special version of the Android operating system for it.

Read more: Google confirmed that Samsung is unveiling its foldable smartphone - before Samsung had the chance to unveil it

The phone itself remains unnamed, but the display is called "Infinity Flex." Samsung played a promotional video before showcasing the phone itself. It was brief, but it has produced plenty of buzz.

You can see the folding phone in action in this video from the developer conference: