Voice-activated toys bird is from the 1950s, with the development of electronic technology produced. Initially applied on the basis of general electric toys electronic technology, with sound, radio waves or light waves to control the operation of the toy, said electronic control toys. Sound Toys Bird species range market, the price is not too, now more commonly used classification methods are classified by material, according to the user's age classification, according to technology and functional structure of classification of products, such as several. By technology and functional structure of the product can be divided into voice-activated toys, light control toys, remote control toys, mechanical toys, pneumatic toys, electric toys, computer toys, solar toys, toys infrared, laser toys. Materials used by toy-making can be divided into cloth plush toys, metal toys, gum toys, clay toys, bamboo toys and glass toys. By use of different ages can be divided into baby toys (3 years and 3 years), preschool (children) Toys 8 years and 8 years of age, children toys, aged 14 and 14 years of age, adults over 14 years old toys. Sound Toys Bird both learning and * dual function voice popular children's toy birds, today's technology, like yesterday, like rock music: most parents, even if they claim to be cool, but also keep up with this trend. Now the children are playing master high-tech products. They can be faster than adults to understand and master a new device. For example, short message service, acne cream after following the most popular items is the youth market. In the United States, middle-class families with children generally have computers, game consoles, TVs, DVD, and more and more children have cell phones. The children grew up familiar with a variety of high-tech products, which will affect their future lives. For example: the more they are accustomed to online reading, the less they will grow up reading printed books. They will spend more time downloading music and movies from the Internet, rather than to video stores and movie theaters. http://www.juke123.com/goods-253651/