Clean and simple lines. Keyboard slides laterally. so that you can keep playing. The sound is exactly as I remember our old upright. Key size can be adjusted from small to large. This does influence the number of keys accessible at any time. Keys are labeled with standard alphabetical notes and the full 88 are present. For a basic music theory class, was just what I needed. A volume contort would be nice (short of using the actual mini iPad buttons.