The Black Bose Professional ControlCenter CC-1D is a volume control panel for Bose CSP, ControlSpace ESP, and ControlSpace EX sound processors. The panel is powered using Power over Ethernet (PoE) and can be used with multiple processors simultaneously over an Ethernet-based network. The panel is designed to fit any single-gang electrical box and features a single rotary volume encoder. What's more, installers can set discrete volume ranges via software for a customized performance.