Sony MDR-NC60 Noise Cancelling Headphone

Silence the world around you with the MDR-NC60 Noise-Canceling Headphone. This Noise-Canceling Headphone means you can shut out up to 85% of the ambient noise around you, including jet engines, office printers and subway chatter. These Headphones are perfect for work, traveling or just when you're trying to sleep in a loud place. The ear-conscious design offers premium comfort, so you can wear them for long stretches without pinching your ears. For added convenience, the built-in Monitor Switch allows you to hear surrounding Sound without taking off the headphones. The noise-canceling Circuit achieves this with a phase-canceling process, providing a noise reduction of 16.5dB at 200Hz. Included Accessories: AAA Battery (Manganese), Carrying Case, Inflight plug adapter, Unimatch® plug adapter, Connecting cord & Warranty card Built-in monitor switch to hear surrounding sound Adjustable, Foldable (Swivel) Headband Audio Driver Unit: 40mm diameter, dome type OFC Single Sided, Detachable Cord Audio Noise Level: On & Off switch on housing Reduce Ambient Noise Audio Sensitivity: 102dB/mW (on), 100dB/mW (off) Headphone Type: Closed, dynamic Audio Frequency Response: 14 - 22000Hz Neodymium magnets deliver powerful sound Audio Impedance: 40 Ohms at 1kHz (on), 100 ohms at 1kHz (off) High quality noise canceling headphones Audio Frequency Range: 40 - 1500Hz Battery Type: DC1.5V, 1 AAA Battery Battery Life: Up to 30 Hours with alkaline battery, 15 Hours with ma