💙비투비&멜로디💙 3♡7 𝓛𝓸𝓿𝓮𝓼𝓲𝓴 🤍🩵💙 on X: "If 1 BTOB member can make 131 decibels (degree of loudness), then 7 of them making noise together mean...now look at the decibel scale. *Uncountable threshold
What is dB? A Complete Guide for Measuring Sound using Decibel - Hollyland
Noise Level Decibels Chart - A Comprehensive Guide - ElectronicsHub
Physics Lesson - Volume Levels (The Decibel Scale) - YouTube
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Decibel Scale – Sound science for schools and colleges