Decibel meter test

Decibel meter testing is a practical noise detection tool that helps you easily measure environmental noise levels. The main functions include: Decibel testing: Real time measurement of the decibel value of the current environment, providing accurate noise data. Surrounding noise detection: real sceneShoot and record the noise level of the surrounding environment. Test records: Automatically save historical measurement records for easy viewing and analysis at any time. Simple and easy-to-use, helping you better manage noisy environments. Download now and experience the precise noise measurement function! Subscription instructions: Subscription cycle price: consecutive weeks/48 yuan 24 hours before the VIP privilege expires, the iTunes account will be automatically charged and the renewal fee will be determined. Cancel automatic renewal: To cancel automatic renewal, please manually turn off the automatic renewal function in iTunes/Apple ID settings management 24 hours before expiration. If the subscription is not closed at least 24 hours before expiration, it will be automatically renewed. Privacy Policy: https://ucnscm5vnp13.feishu.cn/wiki/IxgSw8T29iJYeUkJMFzctlHNnGb?from=from_copylink Terms of Use: https://ucnscm5vnp13.feishu.cn/wiki/JZZKwLU0Dimit8kAncBcqAhdneH?from=from_copylink