Pyle PMP50 50-Watt Professional Piezo Dynamic Megaphone
• 50 watts;• Projection range up to 1 mile;• Powerful piezo driver and large bell diameter;• 2 modes--talk and siren;• Indoor/outdoor use;• Variable volume control;• Ergonomic grip and lightweight chassis;• Weight: 2.86 lbs.;• Requires 8 C batteries;• Dim: 9 in. diameter x 13.75 in. L;