Encyclopedia > Headphones

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Headphones (also known as earphone, headset) is a tiny device that receives an electric signal from a media player and use speakers (placed in close proximity to the ears; hence the name earphone) to convert the signal into audible sound waves.

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... road cars and its success in early Grand Prix racing, winning the first ever Monaco Grand Prix and with driver Jean-Pierre Wimille[?] they won the 1937 and 1939 24 ...

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