It’s time to update your mobile application. 20,000+ users downloaded douyin_business latest version on 9Apps for free every week! You get various free apps from the store. This hot app was released on 2019-02-01. Here are some guides of this app:
With this sound meter, you can measure the sound in your environment. This app uses the microphone of your phone. The sound is displayed in decibels. This decibel meter provides good statistics. Prevent damage to your hearing. A sound of 120 decibels will directly damage your hearing. The harmful sound between 80 and 120 decibels depends on how long and how long you listen. Use this sound table to check it.
Feature:
- Display current noise reference
- Display minimum/average/maximum decibel value
- Display graphic decibels
- Can calibrate the decibel of each device
- Quick response to volume changes
According to the American Academy of Audiology, the noise level is decibel (dB):
140 decibels - Gunshots, Fireworks
130 decibels - Wind Cannon, Ambulance
120 decibels - Jet Takeoff
110 decibels - Concert, Car Horn
100 decibels - Snowmobile
90 decibels - Power Tools
80 decibels - Alarm Clock
70 decibels - Transportation
60 decibels - Normal Conversation
50 decibels - Moderate Rainfall
40 decibels - Quiet Library
30 decibels - Whisper
20 decibels - Leaves Falling
10 decibels - Breathing
Continuous improvement
9Apps 4.9
