Perfect Sound Noise Cancellation Headphones

Ideal accessory for the serious audiophile in your life Noise cancellation headphones designed with leatherette ear cushions for maximum isolation to cancel out noisy environments Domed enclosure helps to amplify and enrich sound 40mm cobalt magnet speakers Headphones require one AAA battery (not included) Airplane adapter included Carrying case included Battery life lasts up to 60 hours Adjustable, collapsible design Compatible with any audio system that has a headphone jack (iPod, MP3 player, computer, and stereo systems) 70-1000Hz frequency range