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Noise destroys your hearing

Noise destroys your hearing is Sound Level Meter also known as a decibel or dB meter, for your iPhone. - Soun...

Free

Store review

Noise destroys your hearing is Sound Level Meter also known as a decibel or dB meter, for your iPhone.

- Sound Pressure Level
130 dB : Threshold of pain
120 dB : Threshold of discomfort
110 dB : Rock music, Screaming Child
100 dB : Subway train, Blow dryer
90 dB : Factory machinery at 3ft.
80 dB : Busy street, Alarm clock
70 dB : Busy traffic, Phone ringtone
60 dB : Normal conversation at 3ft.
50 dB : Quiet office, Quiet street
40 dB : Quiet residential area, Park
30 dB : Quiet whisper at 3ft, Library
20 dB : Rustling leave, Ticking watch

- How much noise can cause permanent damage?
110 dB : 1 minute noise can cause permanent damage
100 dB : 15 minutes noise can cause permanent damage
97 dB : 30 minutes noise can cause permanent damage
94 dB : 1 hour noise can cause permanent damage
91 dB : 2 hours noise can cause permanent damage
88 dB : 4 hours noise can cause permanent damage
85 dB : 8 hours noise can cause permanent damage
75 dB : 24 hours noise can cause permanent damage

Store rating

4

out of

2 reviews

Size

3.1 MB

Last update

June 16, 2020

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