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Title: TechHive: How noise-canceling headphones work Post by: HCK on June 09, 2012, 07:00:51 pm TechHive: How noise-canceling headphones work
In this installment of our Three-Minute Tech series, Kirk McElhearn shows how noise-canceling headphones work. http://rss.macworld.com/click.phdo?i=3542871b3818aa10fedeb39fa09a8b83 |