Casio Privia PX-S1100RD 88-Key Digital Piano (Red)88 Full-size Smart Scaled Hammer Action Keys4 Layer Stereo Grand Piano Sound, Ebony & Ivory Feel Keys192 Note Polyphony, 18 Tones, Split & LayerChordana Play ConnectivityUSB to Host, USB to Device, Bluetooth Audio and MIDI adapter (WU-BT10) included. ADA12150 adapter included or 6 AAA batteries.