This is the original user's operating owner's manual booklet for the Casio Casiotone MT-45 keyboard. It includes information on the keyboard's features, functions, and how to use them. The booklet is written in English and Spanish and is suitable for beginners, intermediates and advanced users.

The publication was released in 1982 and is part of the MT Series by Casio. The book is published by Casio and was manufactured in Japan. It is a valuable resource for anyone who owns or is interested in the Casio MT-45 keyboard.