Casio CT-X800, Keyboard, 61 Velocity-sensitive keys, 48 Note polyphoniy, AiX Sound Source, 600 Built-in sounds, 160 Built-in songs, 195 Types of preset rhythms, Pitch bend wheel, Effects: reverb, chorus, Harmony, 100 Types of arpeggio, Learning function: left hand, right hand, One Touch presets, both hands, Transposer, MIDI recorder, LCD display, Energy saving via automatic shut-off, Headphone / Line connection, Pedal connection, USB to host, Speakers: 2 x 2.5 W, Battery operation possible (6x AA, not included), Dimensions (W x D x H): 948 x 350 x 109 mm, Weight: 4.3 kg, Includes power supply (AD-E95100)