Voice Amplifier Rechargeable Screen Display Portable Waistband Amplifier with Headset Microphone for Teaching

Multiple Applications: The voice amplifier is compact and portable for presentations, meetings, teaching and other outdoor activities.
Clear And Stable Sound: With premium 3 inch speaker, it has powerful sound amplification effect, the sound is clear, stable and not easily deformed.
Input Method: Mini voice amplifier supports a variety of sound input mode, can be inserted U disk, Memory Card, adapt to different sound input needs.
Long Battery Life: The waistband amplifier has a built in 2200mah battery, which can be used for up to 10 days on a single charge.
Multi Function: This portable voice amplifier can also be used for class replay, with headset microphone, which is very wide range of use.