The Pyle PWMA40BT Waist Band Portable Pa System is the ultimate solution for anyone in need of a compact, portable, and powerful voice amplifier. Designed with a comfortable waistband, this lightweight speaker offers clear audio amplification for a variety of applications, such as teaching, public speaking, coaching, or outdoor events. The built-in Bluetooth functionality allows you to wirelessly stream audio from your device, while the MP3 playback capability ensures you can easily play prerecorded files directly from a Usb flash drive or Sd card.