Excellent overall condition, some signs of usage, however it's in great working order. 6-AA Batteries required to work. Batteries not supplied 

The Korg Volca Keys is a compact analog lead synthesizer that offers a range of features, including:

• 27-key ribbon/touch keyboard: Allows for expressive playing and control over the sound

• 3-voice analog synthesizer: Generates powerful and rich sounds

• Built-in filter section: Uses the circuitry of the legendary miniKORG700S

• Delay effect: Adds depth and complexity to the sound

• 16-step sequencer: Allows for creation and editing of sequences

• Self-tuning function: Constantly tunes the oscillators to prevent pitch drift during performance

• Sync jack: Allows for synchronization with other Volca series instruments or with a DAW

• MIDI IN connector: Enables control over the Volca Keys from a MIDI controller or DAW

• Battery operation: Allows for portability and enjoyment anywhere

• Compact and lightweight design: Makes it easy to take on the go

Sound Generation Features

• Three oscillators: Generate a range of sounds, from simple tones to complex textures

• Ring modulation: Adds a metallic, bell-like sound to the oscillators

• Frequency modulation: Allows for creation of dynamic, evolving sounds

• Voltage-controlled filter: Cuts or boosts specific frequency ranges to shape the sound