Casio PX-S3100 BK Privia, Digital Piano, 88 Weighted keys with scaled hammer action - Smart Scaled Hammer Action Keyboard, 700 Sounds, 200 Rhythms, 192-Note polyphony, Audio and midi recorder, Hammer Response, Damper resonance, Split and layer function, Chorus, DSP, Brilliance, Pitch Bend, 60 Internal practice tracks, Transposer, Metronome, Bluetooth audio, 2x Headphone outputs, Connection for sustain pedal, Line Out R/L Mono, USB to Host, USB to Device, Loudspeaker: 2x 8 Watt, Battery operation possible, Dimensions (W x D x H): 1322 x 232 x 102 mm, Weight: 11.4 kg, Colour: black, Includes power supply (AD-12150LW), music stand, Bluetooth Midi & audio adapter WU-BT10 and sustain pedal SP-3