The nanoKONTROL Studio from Korg is a lightweight and portable MIDI controller that features transport keys and a mixer section for portable control
Korg nanoKONTROL Studio Mobile MIDI Controller
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nanoKONTROL Studio - MOBILE MIDI CONTROLLER
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The perfect size for intuitively controlling your music. A physical MIDI controller that you can use via USB or wirelessly: The nanoKONTROL Studio
Korg nanoKONTROL Studio Mobile MIDI Controller
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