It is a small and smart product that based on the book of language learning educational electronic tools. Easy to be taken and easy to be used. It is with almost every language all of the world. Such as: Chinese, English, French, German, Spanish, Italian, Korean, Japanese, Portuguese, Russian, Swedish, Arabic and many other more languages. Its Function:1.point reading--------words reading in the text2.sentence reading------sentence reading in the text3.re-reading---------re-reading in the text4.recording----------recording you have spoken. 5.comparing--------comparing that you have spoken with the natural speaking.6.testing---------testing the language that you have learned7.reading-------reading the text.8.translating----translating the words, sentence, or text as you wish into the language you want.9.volume--------adjusting the volume as you want10.storing-------storing the knowledge that you want.This is a new technology but patented products, Any one are not allowed to copy.