Redesigned Content by TeacherThis upgraded set contains 255 cards - 510 sides. 31 topics in total, such as letters, numbers, animals,colors, shapes, family members, transportation, behavior, months, and more. Easy to Use Just insert the card into the reader solt, the reader will read the words and make a simulated sound automatically. Emulated SoundWhen you insert an animal card, the reader can not only read the word, but also make sounds that imitate animals. Likewise, when you insert a vehicle card, it will also make simulated vehicle sounds after telling you what vehicle it is. Make Learning Fun Make learning a game, Childrens song mode and animal-like sounds will keep the little ones interested. Tested by more than 100 children, they greatly reduced screen time, learning more than 60 minutes a day with this toy. Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please dont hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it