Which product holds the Guinness World Record for 'fastest-selling consumer electronics item' based on its retail launch?

Product launches can make or break a brand's success. But some launches go beyond mere success—they shatter world records! This trivia question tests your knowledge about one of the most impressive product launch achievements in retail history. Can you identify which product broke records not just for sales, but earned an official Guinness World Record for its spectacular retail debut?

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Apple iPhone 13, selling 10 million units in its first weekend (2021)
Sony PlayStation 4, selling 4.2 million units in its first 48 hours (2013)
Nintendo Switch, selling 1.5 million units in its first week (2017)
Microsoft Kinect for Xbox 360, selling 8 million units in its first 60 days (2010)