Spec: Powerful Piezo Driver and Large Bell Diameter For Projection Range Up To One Mile
2 Modes Talk And Siren
For Indoor/Outdoor Use
Variable Volume Control
Ergonomic Pistol Grip And Light Weight Chasis
USB Input to Play Your Music And Recordings
Power Output 50 Watts
Powered By 8 X C Batteries, Not Included
Dc 12v 2.5Amp please check the polarity of the plug the center and the outside contacts Power Supply (Not Included)
Holiday Shipping Details & Extended Holiday Returns 
