A free app for Android, by Engineering Wale Baba.

The app is a comprehensive reference guide for wireless communication systems. It is a must have for students and professionals who are learning or are going to learn the basics of wireless communications. It is a reference guide for anyone who is interested in the field of wireless communications. The app has detailed notes, diagrams, equations, and other graphical representations that make it easier for the user to understand and learn.

The app covers most of the topics in the field of wireless communications and has detailed notes and other material that the user can use to help him or her understand the topic and do better in the future. It is designed for quick learning, revisions, references at the time of exams and interviews.