ching, i believe u should use the sound meter to test. Maybe u need to set between 75 to 80? Also even she complain. If u play before 11 pm. They cant do nothing haha.
The person who lives under me is a ghost lo too. And i did go down to their floor and chat with them and see their home. hopfully after december , when i start play will be ok and no complain. ( p.s i use either 2 or 4 M&K 5310 sub ). wish ur new home ok and myself haha.