fromTravel + Leisure
4 hours agoWe Tested 53 Noise-canceling Headphones on City Streets, Subways, and Flights-These Are Our Favorites
This type of wearable tech uses tiny built-in microphones to pick up ambient noise and sound waves, and then cancels them out with its own sound waves. This process is called active noise cancellation (ANC), and it helps drown out noise, especially consistent, low-frequency sounds like a plane engine or people murmuring around you in busy airports. Most noise-canceling headphones also have a transparency or pass-through mode for when you want to be more aware of your surroundings,
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