Your product’s sound shapes trust faster than your logo ever could. The best brands know: sound is feel, presented as audio. The soft, sure “thunk” when a car door closes.The whispery click of a premium skincare lid.The dull, confident taps of a well-built keyboard. Each tells the user something before a word is said. Research on sensory congruence shows that low, damped sounds signal strength and durability; higher-pitched clicks communicate precision but can feel fragile. When those signals...