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What type of effects does prolonged use of headphones/earbuds have to hearing and to what level?

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The type of wave is a sound wave.

Sound waves are created from vibrations

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Radio waves affect society is used in phones,tvs,radios and music.

Possible dangers associate with wave is hearing loss.

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Identify wave length associated with this type electromagnetic wave.
Wavelengths from 1 millimeter to 100 kilometers.

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Frequently of a sound wave is 300 GHz to as low as 3kHz.
Interesting fact about sound wave: the loud noise you create by cracking a a whip occurs because the tip is moving so fast it brakes the speed of sound.

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