Mini Size Keyboard 61 Keys Keyboard Piano The perfect instrument for a beginning player Light enough to be portable. Wide selection of advanced features, and many different teaching modes 61 black and white keys electronic piano, made of plastic and electronic components. Wonderful music keyboard to develop young players brain awareness. Material: environmental protection ABS plastic Product Size: 22.83in*7.08in*2.16in (L * W * H) Product weight: 3 pounds The size between the buttons is about 0.511 inch Package List 1 x Microphone, 1 x USB Power Cord, 1 x 61 Key Piano