摘要 |
<p>Embodiments generally relate to processing music. In one embodiment, a system includes a base and one or more structures coupled to the base, where the one or more structures form one or more respective bays in the base. The system also includes one or more input/output (I/O) modules configured to be removably received into the one or more bays, where the one or more I/O modules are operable to provide control information.</p> |