Noise-induced hearing loss (NIHL) is permanent and cumulative. The safe daily limit is 85dB for 8 hours - for every 3dB increase, safe exposure time halves.
💡
Pro Tip
Follow the 60/60 rule: no more than 60% volume for no more than 60 minutes at a time.
⭐
Did You Know?
WHO estimates 1.1 billion young people are at risk of hearing loss from unsafe personal audio device practices.
References
🔒
100% Miễn phí
Không cần đăng ký
✓
Chính xác
Công thức đã xác minh
⚡
Tức thì
Kết quả khi nhập
📱
Sẵn sàng di động
Mọi thiết bị