Earphone device with bass adjusting function
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United States of America Patent
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-
Sep 10, 2013
Grant Date -
Apr 7, 2011
app pub date -
Oct 4, 2010
filing date -
Oct 5, 2009
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An earphone device with a bass adjusting function is provided. The earphone device includes an accommodating portion and an extension segment. The accommodating portion has an inner chamber for accommodating a speaker. The extension segment which is hollow-shaped and has a first space and a second space therein, and the first space is in communication with the inner chamber of the accommodating portion, and when a portion of the extension segment is adjusted from a first position to a second position, the first space, the second space, and the inner chamber of the accommodating portion are in communication, so as to increase a volume of the back chamber of the speaker.
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Family
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