Использовать AutoHotKey
SoundSet, NewSetting [, ComponentType, ControlType, DeviceNumber] ; BASIC EXAMPLES: SoundSet, 50 ; Set the master volume to 50% SoundSet +10 ; Increase master volume by 10% SoundSet -10 ; Decrease master volume by 10% SoundSet, 1, Microphone, mute ; mute the microphone SoundSet, +1,, mute ; Toggle the master mute (set it to the opposite state) SoundSet, +20, Master, bass ; Increase bass level by 20%. if ErrorLevel MsgBox, The BASS setting is not supported for MASTER.