of Keys:61 of Rhythm:128 Rhythms of Tone:200 of Percussion:61 Keyboard Drum of Demo Song:10 Weight (kg):6KG Size:971*379*140mm Name:61key simulation piano keyboard LCD Display:yes 3-step lesson:one-key follow sustain Audio input:yes Pitch bend:YES Vbrato:YES Memory:YES Power supply:DC 12V AC adaptor panel:English packing:3pcs ctn 101*53*44.5cm