AUDSTER AUD-5400 54 Key Electronic Keyboard •8 Demonstration Songs / Demo One Demo All •Master & Accom Volume Control •100 voices 1100 styles •Vibrato Sustain •Start/Stop / Sync / Fill-ln I Tempo Control •Single Finger /Fingered Chord •Musical book holder included •LED Display •DC 9V I AG Adaptor •One Key / Ensemble •Rhythm Programming •Record & Playback Percussions •Dim 755x289x92(mm)