Wireless Multifunctional Mini Portable Voice Amplifier Speaker with Microphone — 20W for Teacher Lectures, Long Working Hours

Compact wireless voice amplifier providing 20W high power output. Designed for teachers and lecturers, it includes a microphone and gives microphone priority so spoken voice remains dominant over other audio. Supports inserting a TF card for standalone playback. Offers a reliable wireless connection and long-lasting power for extended work sessions.