The CD players were originally designed to replace the turntable in the living room, connected to a Hi-Fi, making it possible to listen to music in digital quality on CD instead to return the analog recordings of vinyl records. Marketed by most manufacturers electronic equipment, they are available in versions of basic or more sophisticated. Newer models can play Super Audio CD (SACD) MP3 digital files and provide a multi-channel audio output. There are also models with a disc changer from 5 to 300 programmable CD sometimes called multi-juke box or CD that ensure listening to music for hours.

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