Follow these instructions to customize the volume and sound of your chimes

You can change your chime settings using the Control Panel:

On your Control Panel, select Settings from the dropdown menu
Select Advanced Settings and enter your master code
Select Sound
To modify chime settings for a specific sensor, select Edit Chimes. Next, select the pencil icon for the settings you want to configure
If you want to enable or disable all of your sensor chimes, scroll down to Chime Settings. In this menu, check or uncheck the boxes to enable/disable your chimes