Features: 1) 61 Standard Dynamics Piano Keyboard / LED Digital Display 2) 100 GM standard timbres / 100 Choiceness Automatic Rhythm 3) 33 Demonstration Songs / 3 teaching mode / 8 percussions 4) Record / Paly / Rhythm Programme / Playback 5) Single finger & fingered chord / Integration / Full Keyboard chord 6) Prelude / Ending / Fill in A, B, C / Sync / Tempo Adjustable 7) Sustain / Vibrato / move tone / touch / Double Keyboard / metronome 8) Input Voltage: DC 12V 9) Earphone Output / Doubel Channel / Midi In / Midi Out