sound; tone; note; ring; chirp
「音」 has other readings with different meanings.
sound; noise
ピアノの音がきれいだった。
The piano tone was beautiful.
遠くで鐘の音が聞こえる。
I can hear the sound of a bell in the distance.
虫の音に秋を感じた。
I felt autumn in the chirping of insects.