音量 (yīn liàng): громкость

Please turn down the TV volume a bit; the child is sleeping in the next room.

The subway was too noisy; I turned my phone volume all the way up before I could hear my friend clearly.

Before the performance began, the staff reminded the audience to turn off their phone volume so as not to disturb others.

Grandpa is getting older and his hearing isn't great, so he always has to turn the TV volume up high.

The volume at this café is just right—it's not too noisy, and you can still hear the relaxing background music.