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#노이즈캔슬링 2 posts

How to Choose Noise-Cancelling Earbuds — Reading dB and Bands

The 30dB in ANC marketing is an average below 1kHz. Apply 20dB of attenuation to a 90dB subway car and 70dB remains, feeling about a quarter as loud — here is attenuation converted into perceived loudness, and where passive isolation takes over.

AudioJul 29, 20265 min

Noise-Canceling Headphones — 2026 Pre-Purchase Checklist

Sony, Bose, and Apple lead with their 2026 models, but there are things to evaluate before looking at specs. Without clarifying your priorities — sleep, focus, commuting — even an expensive headphone ends up in a drawer. Here is what to confirm before buying.

AudioJul 19, 20266 min