The older I get, the more I appreciate noise-canceling (NC) headphones and earphones. And the more I use them, the more I wonder why I hadn’t hopped on this tech earlier. Being able to go into quiet mode at the flip of a switch feels like a superpower, and comes in handy for everyone from students cramming for finals to old fogies like me trying to catch a nap on a plane. Bose and Sony both make top-notch NC headphones, but those cost about $300 and above. If you’re not yet overly particular about sound quality or simply don’t want…

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