ボリュームコントロールです
boryūmukontorōrudesu
1. Volume control.
Noun
#930896
1. Volume control.
1. control
1. remote control
1. civilian control (of the military)
1. With control; By controlling
1. Control of; Relating to control
1. Volume of; Fullness of
1. With volume; By volume
1. Volume; Politeness