Features: 1) A novel instrument, foldaway for easy storage or transportation 2) Ultra thin and light electronic keyboard 3) Great functions 4) Concise design 5) 49 keys / 54 keys / 61 keys 6) 128 timbres 7) 128 rhythms 8) 60 demonstration songs 9) Single and fingered chord 10) 3 digitals LED digital displays 11) Record, play 12) Power supply: 4 AA batteries (not included), AC adapter (not included) 13) External speaker 14) Outer earphone, output Specifications: 1) Output power: 500mW 2) Output voltage: 6V 3) Weight: a) 0.78kg (49 keys) b) 1.035kg (54 keys) c) 1.068kg (61 keys) Inner packing: 1pc/gift box or foam box Outer packing: 12pcs/ctn Carton dimensions: 65.5 x 31 x 42cm N.W.: 9.5kg (49 keys) 12.5kg (54 keys) 12.8kg (61 keys) G.W.: 14kg (49 keys) 17.5kg (54 keys) 18kg (61 keys) Conveyance: Qty/20\'\' FCL: 3,900pcs Qty/40\'\' FCL: 9,540pcs