∿ playtronica / help

🎛️MIDI Marshmellow — USB MIDI host

Send MIDI from Playtron, TouchMe, or Biotron to a hardware synth. Find the MIDI Marshmellow connection guide and support.


MIDI Marshmellow is a USB MIDI host. It passes MIDI from your Playtron, TouchMe, or Biotron to a hardware synth.

MIDI only: it does not pass audio.

Connect your devices

Follow the connection guide on the product page. Check your device connector before choosing a cable.

Power Marshmellow separately through the USB-C connector on top, using a 5 V USB charger or power bank.

Need help?

Email us. Tell us which devices and cables you use.

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