Index: sources/configuration/sound.cpp
===================================================================
diff -u -r227f28b202f81ab3dd04a81868697025ccab6220 -r8c69137f18382bdc55a5678e6ed44a7683fe4dea
--- sources/configuration/sound.cpp	(.../sound.cpp)	(revision 227f28b202f81ab3dd04a81868697025ccab6220)
+++ sources/configuration/sound.cpp	(.../sound.cpp)	(revision 8c69137f18382bdc55a5678e6ed44a7683fe4dea)
@@ -15,6 +15,12 @@
 
 using namespace Configuration;
 
+/*!
+ * \brief sound::sound
+ * \details Constructor
+ * \param   parent - QObject parent owner object.
+ *          Qt handles the children destruction by their parent objects life-cycle.
+ */
 sound::sound(QObject *parent) : QObject(parent)
 {