Apple said it was for environmental reasons. This means that each iPhone sold consumes less raw materials and reduces carbon emissions. < / P > < p > overall, apple expects these changes to reduce carbon emissions by more than 2 million tons per year, equivalent to removing 450000 cars from the road each year. < / P > < p > Apple says there are already 700 million headphones and 2 billion Apple power adapters around the world, indicating that most people already have both. The iPhone 12 keynote has been recorded in Apple park

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