Thank you for viewing. This is a gift, so it's new and unused. An introductory book for beginners aged 70 and over to learn the basic operations of smartphones in a quiz format. Price: 1738 yen (tax included) - Title: Smartphone Mastery Practice Book for Those Over 70 - Contents: An introductory book that teaches basic smartphone operations and quizzes. - Format: Includes practice questions in quiz format. - Target age: Beginners aged 70 and over. - Publisher: Supervised by Yoshihiko Koga Thank you.