按压按键发声

与书配合使用，发出相应的声音,让孩子们的学习更容易，更有趣。

包括动物类，交通交通类，儿童故事讲解及客户设计的声音。

根据客户要求设计

Press the buttom for sound

Can be used together with Children's Picture Books,make children's learning more easier and interesting.

Different sound of animals，vehicles，children's story and customer‘s sound etc，

Custom design is available