300 kinds of rhythm -Demo song 50 demo songs -Effect cntrol Keyboard drum sustain. vibrato, keyboard split. transpose. fine tuning. beat pitch bend -Record and program Record. play program -Percussion 8 kinds of par percussion -Accompanimnt control Start/stop. 10. fill in. tempo -Chord control Single finger lingered chord chord clear -Intelligent teaching Demo one. Demo all. one key teaching. follow teaching -Other control Power swith. accomp volume -External jack -DC9V power input. microphone input heacphone output -Dlapason C2-C7 -Intonation 5 cents -Format 1008x431x171 (mm). -Net weight 5. 4Kg -Power adapter DC9V 500MA. -Quiescent current 120mA -Random accessories