Acoustic vents are for devices that need to allow sound through them but not other pollutants like dust, or liquids. There are various degrees of waterproof and dirt-proof ventilation that comes without distorting the sound quality. They are commonly applicable to portable electronics like smartphones, smart watches, headphones and microphones. Acoustic vent is an answer to the acoustic devices which can be able to stay away from pollution while still being able to compress frequency with a fine sound quality. They are an essential element in modern electronic device design.