Experience the world's first headphones that uses digital technology to realize incredible noise reduction along with pristine quality audio with Sony's MDR-NC500D. Reducing up to 99% of ambient noise from airplanes, trains, or at the office, the MDR-NC500D headphones have ground breaking new digital signal processing technology suitable for an optimal listening environment. Enjoy features that include three distinct noise canceling modes, artifical intelligence function that automatically selects the optimal mode, a digital equalizer that ensures high-grade audio without sacrificing the noise canceling effectiveness, and a lightweight design that offers premium comfort. 
Features
● World's first digital noise canceling headphones
● Artificial Intelligence noise canceling
● Automatic selection between 3 different environments
● Digital EQ - accurate sound & wide frequency response
● Monitor switch to let surrounding sounds be heard
● Artificial Intelligence (Ai) Noise Canceling With Automatic Selection Between 3 Different Environment Modes
● Built-In Monitor Switch Lets You Silence The Audio To Listen To Outside
● Up To 99.7% Noise Reduction At 160 Hz
● World'S First Headphone With Digital Technology For Precise Noise Canceling
● Internal Li-Ion Battery For Up To 16 Hours Of Use, Plus Allows For Use Of Aa Batteries For Even Longer Operation
