Surely the intention is to sell the house.
If the OP is sensing the advertisement of their home, inclusive of certain material possessions are to be a stimulus to the types with a leaning toward being criminal, especially a Burglar.
The idea that their home being Burgled whilst on sale, is certainly a Stigma that is not wanted to be created. By law, a Burglary within a certain time frame on a property, might be a occurrence that can not be withheld and has to be declared to a potential Buyer.
Again, there are other ways to encounter music as a temporary measure, other than use a readily available Audio System.