Iphone 6 speaker sound smaller how to do?

A lot of iphone 6 users in the use of mobile phones after a period of time, the response to their iphone 6 speaker sound smaller, serious impact to their normal use, but do not know how to solve? I do not know is not the iphone 6 due to damage to internal parts? Therefore, very distressed! Then the user needs for this problem, to teach you how to do?
Iphone 6 speaker sound smaller how to do?
IPhone speaker sound suddenly become very small, has been transferred to the maximum volume or not clear, it is possible to go into the speaker too much dust, this time, only to find a small pencil with a small rubber wipe gently behind, You can remove the dirt.
In addition, the official website of Apple's proposal is to use professional brushes to clean up, but if you do not have this brush, with rubber can also be replaced.

Well, for iphone 6 users, if their cell phone speaker sound smaller, then try the above described method.