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dB Decibel Meter PRO

发行商: Aexol
评价:
价格: 3.99 USD
兼容性: iPhone, iPad & Apple Watch

应用排名历史

查看 中国 中dB Decibel Meter PRO 的下载量历史排名。
排名历史显示dB Decibel Meter PRO在iOS应用商店中的流行度以及其随着时间的变化。您可以追踪dB Decibel Meter PRO在不同国家、分类和设备上每一天每一小时的表现。
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应用说明

dB Meter PRO - sound level meter in your pocket.

Enjoy the exclusive accuracy of sound level measurement with our dB Meter PRO tool.

Save some cash, don't bother buying professional and extremely expensive sound level measuring devices, if you are going to use it in your hobby or as a gadget.Enjoy precise sound level measurement reasonable price.

Get dB Meter PRO sound level measurement tool and enjoy:
- simplicity and convenience of sound level meter use
- accurate measurements comparable with expensive device
(this decibel meter was calibrated with high-precision sound level meter)
- beautiful design

Use dB Meter PRO to check if the environment your are currently in is safe for your health.
Remember that loud sounds can be harmful:

150 dB causes eardrum rupture
130 dB is the noise of a gunshot (close range)
120 dB is the human pain threshold
110 dB may cause serious hearing damage if sustained for longer than 1 hour
100 dB may cause serious hearing damage if sustained for longer than 8 hours
80 dB may cause hearing damage if sustained longer than 8 hours
60 dB is the volume of a typical conversation
50 dB is the volume of a quiet conversation
40 dB is a whisper
20 dB is the threshold of human hearing

Please note that dB Meter PRO is not a replacement for professional sound level measurement devices and it should be used for private purposes only. dB Meter PRO shows only approximate decibel level (dB)/ sound pressure level (SPL).

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