Digital piano with 88 semi-weighted keys. Premium sounds: 128-note polyphony, 128 voices, 83 rhythms, 47 demo songs, 4 reverb effects and two built-in 15W speakers that offer immersive sound. Versatile Connectivity: ¼-inch sustain pedal input (includes 3 piano-style pedals), two ¼-inch stereo headphone outputs for private practice, and stereo outputs for connection to speakers/amplifiers. Minimalist design. Dual mode allows two people to play the same range on the piano.