The microphone voice system for lecture and class activities offers several practical benefits. Firstly, it ensures that every student can hear the speaker clearly, regardless of the classroom size. This leads to better comprehension and retention of information. Secondly, the system's noise-cancellation feature minimizes disruptions, keeping students focused on the lesson. Thirdly, the wireless capability allows for unrestricted movement, enabling teachers to interact more effectively with their students. Furthermore, the ease of setup and operation saves time and reduces technical difficulties. Overall, the microphone voice system enhances the educational experience, fostering an environment conducive to learning and engagement.