... stereo demo songEffect Control:Sustain ,vibrato,Transpose, keyboard split,metronomeDirectly selected voice\style:4 directly selected ... selected stylesRecord:Real-time record,playProgram:Styles program functionDrums:Keyboard drumAccompaniment control :Start /stop ,sync,fill-in, ... Demo songs ,guide 1,guide 2Other controls :Power switch, volume control,accompany volExternal Port:Power jack,headphone ...