Small in size, big in sound! Powered by XIAO ESP32-C3 and the SAM2695 MIDI chip, this compact gadget effortlessly brings melodies to life. With built-in MIDI sound source and a speaker, it delivers rich tones, dynamic polyphony (up to 64 voices), and an extensive selection of hundreds of timbres. Whether you're a developer crafting sound experiments or a musician composing tunes, this synthesizer makes music creation smooth and inspiring! Zero-Barrier Creation, Perfect for Music Beginners: With three preset modes and plug-and-play functionality, you can dive straight into music creation-no complex setup required. Built-in speaker and four tactile buttons deliver an intuitive, self-contained experience that eliminates external dependencies. Start making music from the very first note, no prior expertise needed. Pro-Grade Performance for Advanced Players: Open-source hardware/software architecture supports deep customization and advanced sound design. With 64-note polyphony and 128-note capacity, unlock limitless sonic possibilities-craft your own signature sound engine, whether you're a beginner or an audio hacker. Ultra-Portable & Fully Hackable: Pocket-sized design (71mm x 49mm x 28.5mm) lets you capture inspiration anytime, anywhere. The 3D printed enclosure is fully open-source for you to remix and customize-not just an instrument, but your personal music canvas. Core Module; MCU: XIAO ESP32-C3; Sound Generation; MIDI Chip: SAM2695; Polyphony: Up to 64 voices; Instrument Presets: Over 100 different instrument sounds available Interfaces and Connectivity 3.5mm Audio Jack: Used to connect external audio devices (e.g., speakers or headphones) Features auto-disabling of the Class D amplifier when a cable is inserted and re-enabling when removed Physical Buttons: Four side-mounted physical buttons for user interaction