61 Piano-style Keys with Touch Response, Built-in Carry Handle, Chordana Play App Integration, Dance Music Mode w/ 50 Rhythms, 48 Note Polyphony, 400 Tones, 77 Rhythms, 60 Songs, Digital Effects including 10 Reverb choices and Volume Synch EQ, Lesson Function, Pitch Bend Wheel, Headphone Jack, USB MIDI connectivity, Sustain Pedal & Audio-In Jacks, LCD Display. Operates on 6 AA batteries or included ADE95100 adapter.