Sony MDR-NC40 Noise Canceling Headphone (Black)

Monday, January 18th, 2010 at 8:02 am

Amazon.com Price: $59.99 (as of 2012-05-26 07:31:50 GMT) Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Manufacturer: Sony
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List Price: $99.99
Sale Price: $59.99
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Product Description

Shut out up to 80% of the ambient noise around you with the MDR-NC40 noise canceling headphone. Great for work, traveling or just when you're trying to sleep in a loud place, they provide a calming atmosphere no matter where you are. The pressure-relieving cushion offers premium comfort, and the lightweight, folding design makes storing them a breeze. Includes a premium travel case and "AAA" batteries.

Comparison feature

	MDR-NC7 Noise Canceling	MDR-NC13 Noise-Canceling	MDR-NC40 Noise Canceling	MDR-NC100D Digital Noise Canceling	MDR-NC200D Digital Noise Canceling	MDR-NC300D Digital Noise Canceling	MDR-NC500D Digital Noise Canceling
Driver Units	30mm	13.5mm	30mm	13.5mm	40mm	16mm	40mm
Ambient Noise Reduction				✓	✓	✓	✓
Digital Noise Canceling with Intelligent Auto Selection				✓	✓	✓	✓
Passive Listening Mode	✓		✓	✓	✓
Monitor Button		✓	✓	✓	✓	✓	✓
Battery Life	25 hours*	50 hours*	20 hours*	22 hours*	22 hours*	20 hours*	15 hours*
Folding/Swivel	✓		✓		✓		✓
Design	Over-the-head	Earbud	Over-the-head	Earbud	Over-the-head	Earbud	Over-the-head
Carrying Case/Pouch	✓	✓	✓	✓	✓	✓	✓