15W Mini Wireless Voice Amplifier & Recording Microphone — Teaching Guide Speaker, 2500mA Battery, Long Working Hours

Compact 15W mini loudspeaker built for teachers and instructors: a wireless audio recording microphone and guide speaker designed for extended use. Supports multiple playback formats and offers multi-function operation including recording, playback and live amplification. Features an ergonomically designed microphone for comfortable handling, a 2500mA long battery for prolonged working hours, and a big LCD screen for clear status and control information.