Description Features 61 touch-responsive keys for expressive and dynamic playing 64-note polyphony for smooth and natural sound output 800 built-in tones for versatile music performance and creativity 235 accompaniment rhythms covering multiple music styles Powerful 15W 15W high-output amplifier for rich audio performance Bass reflex speaker system for deep and immersive sound quality Advanced AiX Sound Source for realistic and professional-grade tones Ideal for live performances, studio practice, and music production Portable arranger keyboard with premium sound performance Suitable for beginners, intermediate learners, and professional musicians