You have given less than 10% of the information necessary for anyone to even try and guess at an answer.
Let's start with information about the "speaker" you are talking about. Make and model, pictures (well lit and in focus, please) and a couple of sentences describing what you see the problem is.
We aren't mind readers - and while we could start throwing ideas around, they are going to be a lot more useful if you can give us some actual detail.