Which product holds the Guinness World Record for the fastest-selling consumer electronics item, selling 8 million units in its first 60 days on the market?

Test your knowledge about world-record products that made retail history! From the fastest-selling consumer items to the most expensive retail products ever sold, this quiz explores extraordinary achievements in the retail world. These aren't just any products - they broke barriers, set benchmarks, and earned their place in the Guinness World Records. How well do you know these remarkable retail milestones?

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Apple iPhone 6/6 Plus
Sony PlayStation 4
Amazon Echo Dot
Samsung Galaxy S3