... Multi-function Teaching Electronic Organ Keyboard:61-keystandardpianokeyboardDisplay:LEDdigitaldisplayVoice:100voicesStyle:100stylesDemoSong:8stereodemosongEffectControl:Sustain,vibrato,Transpose,keyboardsplit,metronomeDirectlyselectedvoice\ ... :DC12VOutputpower:6W*2Specification:955mmx380mmx135mmWeight:5KG.Update Date:2012-03-18 10:18:05 MD-177 61-key Multi-function Teaching Electronic keyboard