Noise-cancelling headphones are one of the best inventions in recent memory. I was given a set a couple of years ago. Since I travel a fair amount, I have come to appreciate the ability to block out aircraft engine noise and a fair amount of other distractions as well. I like my headphones.
But I’ve discovered that my headphones have their limitations. The do not cut out noise at certain frequencies, including high pitched baby squeals … [Read More]