Loudspeaker

A loudspeaker (or "speaker") is an electroacoustic transducer that converts an electrical signal into sound.____

The speaker moves in accordance with the variations of an electrical signal and causes sound waves to propagate through a medium such as air or water.____

After the acoustics of the listening space, loudspeakers (and other electroacoustic transducers) are the most variable elements in a modern audio system and are usually responsible for most distortion and audible differences when comparing sound systems.____

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