Recbot Audio Amplifier Educational Mini Audio Amplifier Microphone Headset Meets Professional Needs for Teachers, Conferences, Meetings, Lecturers, Fitness, Elderly, Yoga, etc.

Power Voice Amplifier: The sound is clear and loud, no static, no noise, no feedback. Easily present to groups of 20-50 people. Audio Amplifier Portable: This audio amplifier is compact size and super lightweight, very convenient to carry. Perfect for teachers, trainers, singers, coaches, tour guides, shopping malls, presentations, outdoor speeches, etc. Rechargeable audio amplifier: Built-in 1800mAh lithium battery, amplification time is up to 12 hours. Music playback time is up to 10 hours. A full charge takes only 3-5 hours. Audio Amplifier Personal: This microphone headset is lightweight and adjustable, allowing you to adjust the distance between your mouth and the microphone according to your needs. You can also carry the audio amplifier on your clip and belt. Multi-function audio amplifier: play music with microSD card and USB flash, 3.5mm AUX audio input (microphone port can be used as AUX port). Supports one-key switch, one-key loop and repeat function.