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Sony

Sony MDR-NC40 Noise Canceling Headphones with Premium Travel Case

SKU: SOMDRNC40 MFR: MDRNC40
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About this item

The Sony MDR-NC40 Noise Canceling Headphones shuts out up to 80% of the ambient noise around you. 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. It includes a premium travel case and "AAA" batteries.

What's Included With This Item

  • Sony MDR-NC40 Noise Canceling Headphones
  • AAA-Type Battery
  • Carrying Case
  • Inflight Plug Adapter
  • Battery Box and Cord
  • Sony 90 Day Warranty

Key Features

  • High quality noise canceling up to 80%
  • Range of active noise attenuation more than 14dB at 300 Hz
  • Audio pass through even without battery (no noise cancelation without battery)
  • Premium travel case
  • Lightweight, foldable design
  • Soft, comfortable ear cushions
  • Operates for up to 40 hours on a single AAA battery
  • Can be used battery-free without noise cancellation
  • Neodymium drivers for excellent sound quality
  • Standard 3.5mm mini plug and airplane adapter for wide compatibility

Technical Specs

Cord 4.9 foot OFC litz cord (Including battery box)
Headphone Type Closed, dynamic
Design Premium over the head, Noise canceling
Headband Adjustable and Foldable
Magnet Neodymium
Plug L shaped stereo mini plug (Gold)
Type of Use Noise canceling
Battery Life (Approx) Up to 40H (with alkaline battery)
Battery Type DC1.5V, 1 size AAA battery
Power Handling Capacity 50mW
Cord Length (Approx.) 4.9 foot (1.5m) including battery box
Driver Unit 30mm diameter, dome type
Frequency Range 50- 1,500Hz (active noise attenuation)
Frequency Response 14 - 22,000Hz
Impedance 68 ohms at 1kHz (on); 30 ohms at 1kHz (off)
Noise Level ON/OFF switch on battery box
Sensitivity (db) 102dB/mW (on); 100dB/mW (off)
Weight (Approx.) 3.8 oz. (107g)-without battery, 4.2 oz (119)- with battery
Warranty Sony 90 days limited warranty
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