Electric Piano - 61 standard keys, 8 percussions, 8 demo songs, designed for beginners & hobbyists 20 Timbres & 20 Rhythms - 20 timbres to explore versatile instruments; 20 popular rhythms to choose Record & Chord Function - Built-in recorder to keep daily progress; 2 fingering types: Single Finger/Fingered Chord Volume & Tempo Adjustment - 16-grade master volume control & 46-level tempo control Multi-Functional Interfaces - Speaker output for enhanced playing effect; Headphone for private practice