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Expressive E Osmose 49 49-Key Polyphonic Synthesizer Keyboard Black

Q&A SKU #L99429000001000
1799.0 $1,799.00
38 $38/mo. with 48 months financing*
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A 49-key polyphonic synthesizer and MIDI controller with unique expressive possibilities.

The Osmose 49 polyphonic synthesizer by Expressive E is a standalone synthesizer and MIDI controller that gives musicians a revolutionary way to shape sound. After over 10 years of research, it features improved physical gestures that build on your existing keyboard technique to articulate each note independently for unparalleled expressiveness. With an in-depth synthesis engine and hundreds of innovative presets, the Osmose 49 unlocks creativity.

Innovative Gesture Control Provides Unique Musical Expression

The Osmose 49 lets you go beyond the limits of a standard keyboard. With intuitive gestures like press, bend, shake and more, you can manipulate each note in real time. Add vibrato, change pitch, increase volume and alter tone with simple movements. Whether you're a keyboardist, producer or sound designer, the Osmose 49 gives you a new level of control over your music.

Deep Synthesis Engine and Hundreds of Presets for Inspiration

At the heart of the Osmose 49 is a powerful synthesis engine with hundreds of presets to spark your creativity. It covers a wide range of sounds from classic synths to futuristic textures. Tweak the presets or build your own sounds from scratch using virtual analog oscillators, samples, FM and granular engines. With so many sonic possibilities at your fingertips, the Osmose 49 is an ideal companion for composition and live performance.

Combines Craftsmanship and Technology for an Unparalleled Experience

Expressive E combines traditional craftsmanship with cutting-edge technology to create an instrument that feels familiar yet revolutionary. The Osmose 49's premium keybed and aluminum chassis are built to the highest standards, while its gesture-sensing system utilizes advanced sensors and algorithms. The result is an unparalleled playing experience where your creative expression knows no bounds.

Enhanced Physical Gestures Build on Your Existing Skills

The Osmose 49's gestures are designed to feel natural and build on your keyboard technique. Subtle movements of your fingers and hands can dramatically transform the sound in new ways. If you're an experienced player, you'll be shaping sound intuitively in no time. If you're new to keyboards, the Osmose 49 is an inspiring way to develop skills that open up a world of possibilities.


  • 49 full-size keys with three-dimensional control
  • Standalone synthesizer, MPE MIDI controller and classic MIDI controller
  • EaganMatrix sound engine by Haken Audio
  • Up to 24 voices

Order the Expressive E Osmose 49 49-key polyphonic synthesizer today.


Osmose 49 49-Key Polyphonic Synthesizer Keyboard Specifications:

  • Number of keys: 49
  • Key size: Full
  • Polyphony (max): 24 voices
  • Output: Stereo
  • MIDI Connectivity: In/Out/Thru
  • USB Connectivity: Type B
  • Headphone out: Yes
  • Pedal Inputs: 2
Onboard Features
  • Display: Color LCD screen
  • Pitch bend/Modulation: Both
  • Width: 35.2"
  • Height: 3.4"
  • Depth: 12.4"
  • Weight: 18.4 lb.
  • Power: External PSU, 12V, 1.5A

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