The Dolby sound system is known for its high quality sound in movies. Discovered an American named Ramon Dolby in Dolby System 12. This system removes unnecessary noise from the sound of the film. While recording the sound during the shooting of the film, the soft sound of the machines, the whistling of the wind, the subtle sound of the fan or AC are also involved in the recording and affect the original sound. The Dolby system is a chip that purifies the original sound by playing the recorded sound and removing unnecessary noise. The use of Dolby system makes voice recording clear and effective. The Dolby system is used in most recordings.
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