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Plays

Batteries not included

See the picture showing the position of the volume and balance sliders

This is the optimal position to play audible sound.

The volume slider is scratchy and may not play sound in all positions.

Plays sound in current position

See pic of volume slider for location.

The letter keys on the left really resonate nice deep sound

Fun keyboard

Headphone jack works but not stereo, plays one side only.

Original case

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Good luck