High School Advanced Model (High-Spec Model) ※The XD-4900 is a higher-end model than the XD-4800 and 4700. [For high school students aiming for even greater heights. Supports high-level English learning and high school studies for entrance exams to top universities.] Includes a wide range of content, including English content that allows you to learn the four skills of reading, listening, writing, and speaking in a balanced way, as well as glossaries, reference books, and problem sets. Can be used from preparation and review to entrance exams. [Features] Supports 6 subjects and 14 courses, supports English proficiency enhancement, supports multifaceted learning, and supports certification challenges. Perfect design for everyday carrying. Equipped with handwriting function and voice function. [Supports the three years of high school] Carefully selected content with a reputation for high school studies. Can be used until university entrance exams and will be a strong ally for high school studies. [Japanese] Experts from various fields review existing items comprehensively, and you can learn about the current state of the Japanese language. [English] Improved usability, and also includes content that enriches learning English-Japanese content, such as grammar and usage explanations useful for English reading comprehension. [Mathematics] Introduces mathematical solutions and formulas in an easy-to-understand manner. Supports learning that grasps the points. [Science] Includes terms that often appear in textbooks and entrance exam questions. You can acquire more practical knowledge. [History and Geography] A full lineup of well-regarded content strongly supports exam preparation. [Civics] A full lineup of well-regarded content strongly supports exam preparation. [Improve memorization and listening skills] Includes a variety of entrance exam preparation content, such as the Target series, which is useful for memorizing English, Japanese, and social studies, and content suitable for listening comprehension practice for the Common Test for University Admissions. ・Operation confirmed ○Accessories ・Touch pen