Brain Development – Babies Are Facing The Enlightenment Period Of Intellectual Development, And There Is Great Potential In Their Brains. This Product Can Scientifically Exercise Comprehension Ability, Imitation Ability, Reaction Ability And Cognitive Ability. Multi-function – Built-in 4 Functions, Light Button, 9 Sound Effects, Soft Volume Protects Baby’s Ears And Analog Dialog Button. It Can Quickly Build Baby With Basic Knowledge. Silicone Protective Cover – The Random Gift Of The Food-grade Silicone Protective Cover Can Not Only Play The Role Of Anti-fall And Anti-impact, And The Carrot Leaves On The Cover Can Also Be Bitten By The Baby, Reducing The Grinding Period Of The Baby’s Anxiety.