Thanks for posting. Apologies that your system is not performing as expected.
Please try the resolution provided in the Dell Knowledge base article below:
If that's not working for you, then please contact me by Private Message and include your personal information. Thanks.
I checked on this, and according to the information I have found, the device is functioning as designed. Apologies if it is too loud in normal conditions. I'll bring it up to the R&D teams to look into for future models.
Thanks for the suggestion.