GroupComponent
Overview
The group component controls the volume and pitch properties of all the sounds in its hierarchy.
Watch the following video explaining more about the Group Component
https://www.youtube.com/watch?v=5nTKAIx78-U&index=3&list=PLjo4vf11pt-MWtpdnyJdqJ41khf4YhS8y
External Mode
Watch the following video explaining more about External Group Components
https://www.youtube.com/watch?v=BRp7lPtmTAU&index=4&list=PLjo4vf11pt-MWtpdnyJdqJ41khf4YhS8y