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Portable device, acoustic component disposition method and acoustic component assembly

Image Number 3 for United States Patent #8032195.

A waterproof protection cover and an acoustic component are each disposed inside a portable device provided with a chassis having one or more holes. The acoustic component emits sound. For the acoustic component, an acoustic component having a maximum acoustic output between 0.25 W or more and 0.8 W or less is used. The waterproof protection cover secures an area of 114 mm.sup.2 or more as an acoustically transparent portion for transmitting acoustic energy from the acoustic component.

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