Portable Digital Piano: 88 Full-size weighted scaled hammer action tri-sensor keys, 4 Layer Stereo Grand Piano Sound, Ebony & Ivory Feel Keys, MultiDimensional Morphing AiR Sound Source, Hex Layer, Hammer Response Simulator, Damper Resonance & Damper Noise and String Resonance Simulator, 256 Note Polyphony, 600 Tones with Tone Editor, Digital Effects including 17 Reverbs, 16 Chorus, 6 Delays, 4 Band Master EQ and DSP, 220 Rhythms with Rhythm Editor, 96 Registration Memory (4 Areas x 24 Banks), 100 Song Audio Recorder, 17 Track / 100 Song MIDI Recorder with Song and Track Editing, Registration Memory, Duet Mode, 5.3 inch Color Touch Display, Lesson Function, 305 Music Presets, Pitch Bend & Modulation Wheels, 3 Knob Controller, USB MIDI, USB Flash Drive Port, MIDI In/Out, L/R Line & Out, Audio In, Assignable Expression Pedal Jack, 4 Speakers, 2 x 8 W Amplifier. Includes SP-3 Sustain Pedal and ADA12150P adapter.