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Close-up look at Android Wear watch

26 June 2014 Last updated at 00:16 BST

Google has announced the first smartwatches powered by its Android Wear operating system are now available for pre-order.

The LG G Watch and Samsung Gear Live - both featuring rectangular screens - mark an attempt to standardise the way Android wearable devices function.

Google's Director of Engineering David Singleton gives the BBC's Richard Taylor a demonstration of the technology's capabilities.