You have the volume buttons on the left side, and the power / standby button on the right side. (techwelike.com)
The subwoofer features its own dial to control the bass level as well as an auto standby button for energy saving. (techradar.com)
It has the same design touches as its smartphone sibling too, with the use of an aluminium standby button and a similar volume rocker, giving a family feel to these devices. (pocket-lint.com)