Google has unveiled an operating system for tablet computers aimed at ramping up the competition with Apple's iPad.
More than 15 million iPads have been sold since Apple launched the gadget in 2010.
The latest version of Google's Android OS is called Honeycomb and it has been specifically optimised for tablets.
The features include the ability to buy applications from a computer, buy features inside the app, video chat and improved graphics......
http://www.bbc.co.uk/news/technology-12353011
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