Description_x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_This is a set of self-made phone assembly toy to understand the principle of phone. Easy to operate, let children understand that how the phone works, which improves the students& 39; thinking ability of observation and analysis. All items are made of high-quality, which is durable and practical for the lasting use. It can meet your training or demonstration requirement._x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_Features_x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_- Color: Assorted Color_x005F_x005F_x005F_x000D_- Material: Plastic_x005F_x005F_x005F_x000D_- Packaging size: About 12 x 12 x 6cm/4.7 x 4.7 x 2.3inch_x005F_x005F_x005F_x000D_- All items are made of material, which is durable and practical for long-lasting use._x005F_x005F_x005F_x000D_- Helps to exercise kids& 39; eyes and hand coordination ability and hand-on ability, nice interaction toy._x005F_x005F_x005F_x000D_- Let your children understand how the phone works, let them learn more about the world._x005F_x005F_x005F_x000D_- Features the simple installation, which provides convenience to operate. Very easy for young kids._x005F_x005F_x005F_x000D_- A wonderful gift worthy of giving to your friends, kids, children, technology enthusiasts, etc.Packing list4 x microphone_x005F_x005F_x005F_x000D_2 x wire_x005F_x005F_x005F_x000D_4 x double-sided tape