SoniVox Plus Speech Amplifier
The SoniVox Plus is the perfect solution for those with quiet voices, or for assisting teachers, coaches, auctioneers and tour group leaders. The portable hand-held speech amplifier filters out noise while improving voice quality, ensuring everyone around you hears you "loud and clear." The compact size and lightweight design allows you to wear the SoniVox Plus on a lanyard all day, anywhere.
More information: http://www.harriscomm.com/sonivox-plus-speech-amplifier.html