... . MP3 & Record The Most Popular Promotional Pens With Sound BooksFunction Describe:The reading pen is a popular Kid's ... attention of the child. We have prepared a lot of sound books, for example , Mathematic , English learning, Classic Fairy Tales ... the otherAccessories:Charger,USB line,MP3card,Manual, certificate, warranty cardSupport recording, re-play and repeat Welcome OEM / ODM orders !!!Special ...