Which product holds the Guinness World Record for 'fastest-selling consumer electronics item' based on initial release sales?

The retail industry has seen some remarkable achievements that have earned places in the Guinness World Records. From massive store openings to unprecedented sales volumes, retail giants continue to push boundaries. This trivia question tests your knowledge about a significant retail world record that changed how we think about product launches and consumer trends. Can you identify which retail milestone truly made history?

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Apple iPhone 6/6 Plus (10 million units in first weekend, 2014)
Sony PlayStation 4 (2.1 million units in first two weeks, 2013)
Microsoft Kinect for Xbox 360 (8 million units in first 60 days, 2010)
Nintendo Switch (2.74 million units in first month, 2017)