Sony MDR NC500D - headphones

The Sony MDR-NC500D digital noise canceling headphones are the world’s first headphones to use digital technology to realize incredible noise reduction along with pristine quality audio. The ground breaking new digital signal processing technology reduces up to 99% of ambient noise from airplanes, trains, or at the office. These headphones have three distinct noise canceling modes and feature an artificial intelligence function that automatically selects the optimal mode. A digital equalizer ensures high-grade audio without sacrificing the noise canceling effectiveness. The lightweight, ear-conscious design offers premium comfort, even after extended use. For added convenience, the built-in monitor switch lets you hear surrounding sound without taking off the headphones.