LAS VEGAS (NBC News) The Consumer Electronics Show opens its doors today in Las Vegas, showcasing the hottest new gadgets the tech world has to offer.
Functional jewelry that controls your phone or TV with a wave of the hand is one of the most intriguing new offers.
Other more well-known names are expanding into new territory. First Alert is syncing is its detectors with an app that lets you know what’s going wrong, and where in your house.
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