The Basics of Digital Audio and Video Technology . Part 2 edited by B. P. Razinkina and A. A. Abrosimova, with the participation of authors such as C. P. Whirlwinds and W. About. Samoilov, is a deep and comprehensive study in the field of digital technologies, which today are becoming an integral part of our lives. This work is a continuation of the first part, and its purpose is to deepen the reader's understanding of the field of digital audio and video technology, opening up new horizons and offering relevant knowledge for professionals and amateurs. The book covers a wide range of topics related to digital signal processing, basics of working with audio and video streams, as well as modern methods of data encoding and compression. The authors share their knowledge of how modern technologies work, from simple devices to complex systems, and how they affect sound and image quality. The reader will be able to learn about the principles of operation of various formats, such as MP3, AAC, H. 264 and others, and how to choose the best recording and playback equipment. This book will be of interest not only to students and specialists in the field of media technology, but also to anyone who wants to understand more deeply how audio and video systems function. It is suitable for both beginners and experienced professionals who want to expand their knowledge and skills. If you are fond of creating music, video production or just want to understand how your favorite gadgets work, then “Basics of digital audio and video technology” Part 2 will be a guide for you. The topics raised in the book are relevant for our time, when digital technologies are rapidly developing, and the need for high-quality content is growing. The authors emphasize the importance of understanding the basics, which avoids common errors and improves the quality of the final product. The book also addresses issues related to new trends in the industry, such as streaming, virtual reality and the use of artificial intelligence in audio and video production. The style of the authors is characterized by accessibility and clarity of presentation, which makes complex technical aspects understandable even for an unprepared reader. They use many examples and illustrations, which helps to better absorb the material .. In. P. Razinkin and A. A. Abrosimov is known for his work in the field of media technology, and their experience, combined with modern approaches, makes this book unique. If you are interested in topics such as digital signal processing, audiovisual technology, data encoding and compression, then you will not be able to get past this book. It will be a great addition to your library and help you become more confident in the digital world. Readers who are looking for information on how to improve the quality of their audio and video projects will find many useful tips and tricks in this book. In conclusion, “Basics of Digital Audio and Video Technology . Part 2” is not just a tutorial, but a real find for anyone who wants to understand the intricacies of digital technologies. This book inspires new achievements and opens the door to a world where sound and image become art. Do not miss the opportunity to immerse yourself in the fascinating world of audio and video that this wonderful work offers.