Send the following on WhatsApp
Continue to Chat【iOS APP】Decibel Meter - sound level db measurement tool 噪音分貝檢測器 https://app.yipee.cc/82728/%e3%80%90ios-app%e3%80%91decibel-meter-sound-level-db-measurement-tool-%e5%99%aa%e9%9f%b3%e5%88%86%e8%b2%9d%e6%aa%a2%e6%b8%ac%e5%99%a8/