Tri-Sensor, Scaled Hammer-Action Keyboard * 4-Layer Stereo Piano * Hammer Response and Damper Resonance Simulator * Ebony and Ivory Feel Keys * Bundle includes a Casio Privia PX-150 88-Key Digital Piano, Gearlux JX-90 Bench (a $20 value), Gearlux JX-52 Stand (a $20 value), and Austin Bazaar Polishing Cloth (a $5 value)