booming
Cars passed with their windows rolled down, boomy stereos blaring.
The 18th century-style cello was less boomy in the bottom register than modern ones.
It was difficult to hear the video presentation because of the boomy acoustics.
The big, boomy orchestration of the piece was a little excessive after a few minutes.

SMART Vocabulary: related words and phrases

Describing qualities of sound
audibly
chocolatey
chuff
clomp
consonance
crackling
ear-splitting
melodically
melodiously
metallically
murmurous
murmurously
silvery
squeaky
staccato
thready
tinnily
tunefully
tunefulness
tunelessly

You can also find related words, phrases, and synonyms in the topics:

Describing qualities of the human voice