Portable, battery-powered mini PA system you wear like a belt, leaves you hands-free and comfortable. Personal sound system provides moderate boost to voice and saves your voice from fatigue. Lightweight and comes with a carrying case, lapel and headset microphones. /gt; /gt;NEW USB Support:nbsp;Play music and recordings over the speaker from a USB flash drive. Just load your files off your computer amp; onto a USB stick amp; press play. The unit features forward and backward track selector buttons. /gt; /gt;Save your voice with the BeltBlaster personal sound system, the small pa system you can use indoors or outdoors. Perfect for tour guides, medical voice reinforcement or any small audience. Project and save your voice, be heard above the noise.