Apple has applied for many technology patents in recent years, but many are still in the conceptual stage. Recently, attention has been drawn to a patent filed by Apple in 2014. With the application of this patented technology, the speaker's volume will b

Apple has applied for many technology patents in recent years, but many are still in the conceptual stage. Recently, attention has been drawn to a patent filed by Apple in 2014. With the application of this patented technology, the speaker's volume will b
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