FIELD: electricity.
SUBSTANCE: domestic electrical appliance comprises excitation element installed on surface of domestic electrical appliance so that the first electrical signal that arrived to excitation element causes according first vibration, which is sent to surface, and the second vibration generated in surface is sent to excitation element, which generates the second electric signal in compliance with the second vibration, besides excitation element is one of magnetostrictive excitation element and electrodynamic excitation element.
EFFECT: invention provides loud and high-quality sound without deterioration in design of domestic electrical appliance.
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