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Sony announces MDR-NC500D headphones, world's first digital noise-cancelling pair - Tech Digest
Another product to add to the 'world's first' category, Sony claims these MDR-NC500D headphones are the world's first digital noise-cancelling pair. With 99% of ambient noise cut out supposedly (although that's based on 'Sony's measurement standards' apparently), they use digital technology with Artificial Intelligence, with an internal processor adapting the level of cancellation dependent on the outside noise. The 'AI Mode' button lets you choose from three cancellation modes, alternatively press down and hold...