A great new pair of headphones has been released by JVC. The HA-NC250 headphones weights 5.3 ounces, feature the noise-canceling technology, reducing about 85% of the noise, as JVC claims. They sport 40mm neodymiun drivers and come with a detachable cord and adapters to plug them in what you may need. The JVC HA-NC250 are priced at $199.95 and run on AAA batteries.