Sony MDRNC500D Noise Canceling Headphones


The worlds first headphones to use digital feedback noise-canceling technology. Sony MDR-NC500D headphones minimize stress on eardrums, while canceling up to 99% ambient noise. Headphones assess and adjust to environmental noise in three modes, while maintaining crisp digital sound quality. Further, a unique Monitor switch lets you cut the music and zero-in on surrounding sounds, all without removing the headphones.

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