AudioSpeed Normalizer 作者： Lui

Automatically normalize audio levels and adjust playback speed for a consistent listening experience across all websites.

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AudioSpeed Normalizer is an audio extension for Firefox that adjusts audio/video playback speed to a stable level without distorting speech. It's ideal for listening to lessons, seminars, or videos at a consistent and easy-to-follow pace.

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AudioSpeed Normalizer 作者： Lui

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