![Voice Amplifier for Teachers,Microphone for Teachers,Microphone for Teachers](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
A portable loudspeaker that can protect your throat, for various occasions such as teaching,tourist guides, meetings, lectures, events, over-the-counter sales, school events, in-house education, public relations, guidance, presentations, seminars, etc.