Infants And Young Children's Early Education Audible Sound Charts Enlightenment- Know Fruit with Piano Chinese & English 2 Pronunciation, Voice Chart for children 3D Design Chinese and English bilingual pronunciation, voice chart for babies or children At Home or Chinese children's school or kindergarten of the best materials Use 3 AAA batteries, can use 4 months or longer SIZE : W16.5" (42cm)x D22(56cm)" Support the switch in both Chinese and English Infants And Young Children's Early Education Audible Sound Charts Enlightenment / Buy from a US Seller with Confidence Feature : The audible chart break the traditional chart only has diagram and no sound, combining graphics, give the correct pronunciation. It has a switch, you can adjust the volume by yourself.Function: 1 . The chart contains the knowledge your baby should learn, cultivate baby's ability to learn from an early age . 2 . Endowed with a wealth of information, there is convex feel, which can stimulate baby's curiosity, develop your baby's ability to observe and explore. 3 . It is the combination of education and fun,make it easier for early childhood education .