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Meet the Harmonicade, a multi-channel MIDI keyboard that uses arcade push- buttons in a Wicki-Hayden button layout - Boing Boing
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Amazon.com: Samson Graphite 49 Key USB MIDI DJ Keyboard Controller w/Aftertouch/Fader/Pads Bundle with RockvilIe RKS30X Double X Braced Keyboard Stand w Push Button Lock Mechanism! : Everything Else
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