15 Unbelievable Smartphone Features That Will Leave You Astounded

Many smartphone users are unaware of the various hidden functions that their devices possess. These functions can greatly enhance the user experience and make daily tasks much easier. From controlling your TV to measuring your heart rate, here are 15 amazing phone functions that you probably didn't know about. These little-known features can save time and improve productivity, making your mobile device even more useful than you thought. Get ready to discover a whole new level of functionality in your phone!

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