If you buy a keyboard at a music supply you expect to power it up and get some sounds out of it. That won't happen with the Evolution (or M-Audio) MK-449C because it's a so called MIDI controller. All it does is send the status of each key, fader, knob and button through a basic digital protocol that was developed in the early 80's. As lame as that may sound, it does put you in control of thousands of synthesizers. Traditionally MIDI connects through a special MIDI connector,
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