http://www.noisefreeheadphones.com. The 40mm dome-shaped driver units and neodymium magnets deliver high-end sound quality. These headphones come with airline adapters that you can plug into airline audio systems. A single AAA sized battery in these headphones gives you more than 30 hours of quality audio. The Sony MDRNC60 is the perfect headphone for frequent travelers and people who like to enjoy their music without external noise. Buy today for a noise free and comfortable audio experience. Features
High-Quality Noise-Canceling Headphones
Up To 85% Ambient Noise Reduction