REGEDIT4

[HKEY_LOCAL_MACHINE\Snd\Event]
    ".Scheme"="Curr0"
    "EventMask"=dword:01F7ED
    "EventCache"=dword:600
    "Curr0"=multi_sz:"alarm2","", "alarm2","default","Empty","alarm2","infbeg","infend","infend","MenuPop","HWandSW","","MsgBox","infbeg","infend","infend","alarm2","","","voicbeep","RecEnd"

[HKEY_CURRENT_USER\ControlPanel\Volume]
"Mute"=dword:00000007
