Digital Synthesizers from Expressive

Unleash your creativity with instruments that bring your sonic ideas to life.

The Osmose combines a unique 3D keyboard with Haken Audio's EaganMatrix sound engine—for sound shaping through pressure, tilt, and finger movement. Up to 24 voices, over 500 specially customized presets, and full MPE support make it one of the most expressive synthesizers ever created.

Osmose 49 – Compact & versatile

Ideal for studios with limited space or as a creative second keyboard.
- 49 full-size 3D keys
- EaganMatrix synthesis, 24 voices
- 500+ presets
- Display, encoder, pitch/mod slider
- Stereo out, USB, MIDI, 2 pedal connections

Osmose 61 – More space for both hands

The large version with a full 5-octave keyboard for complex arrangements and two-handed performances.
- 61 full-size 3D keys
- Same engine & features as the 49
- Ideal as a central main keyboard
- Perfect for pianists, live performers, and composers

Whether 49 or 61 keys, both models offer modern synthesis, full MPE control, and a new dimension of expressiveness.