This is to inform you all that it is being noticed and also, I have also received a number of complaints about the noise that is being caused by the dorm residents of ________ (mention floor/ specific dorm number).
This is to bring to your consideration that such behavior is not tolerable and appreciated. It is to state that in such a case if the same is not controlled by the residents, strict action will be taken against them which might include monetary penalties as well. The music or any kind of loud noise should be stopped by _______ (time).
Hope, you would consider this email as a warning and the same won’t be repeated again.
[Digital Signature – if applicable]
____________ (Contact details)