Summary
The Nike Sport Duro Headphones are a phenomenally compact way to obtain powerful sound on the move. With a 30mm speaker driver your favourite tunes will be as crisp and fresh as a recording studio. Perfect for sport, the rear positioned cable keeps to itself and the lightweight frame can be worn all day long without being a pain in the neck. Swivelling ear shells also adjust to your ears for a very personal listening experience.

Manufacturer's Description
Compact for comfort yet big enough to deliver a crisp, powerful sound, the headphones have a 30mm speaker driver is a perfect size for non-distorted listening enjoyment.

Neodymium magnets are the best material for producing a strong magnetic field for greater sensitivity in a voice coil, better bass response and higher overall sound quality. Swivelling ear shells improves wearing comfort by automatic adjustment.