<Dashboard> or <CallButtons> ... <Button> <title>Voicemail</title> <action>VOICEMAIL</action> <value>9999</value> <enabled>true</enabled> <confirm>false</confirm> <description>Voicemail messages</description> <bg_color>#FF001425</bg_color> <fg_color>#FFFFFFFF</fg_color> <icon>Default</icon> </Button> ... </Dashboard> or </CallButtons>