Ubuntu unity sound control cli interface (usc-cli.sh).
Primary this project was introduced to handle ubuntu unity sound menu with hotkeys.
To use this soultion perform following commands in terminal:
wget https://raw.github.com/mkwork/usc-cli/master/usc-cli.sh
chmod +x usc-cli.sh
Type
./usc-cli.sh help
to get help on usage.
Then just bind usage of this script with you preffered shortcuts manager to you pereferred hotkeys and enjoy.