Pyle Pro 30 Watt Megaphone with Siren

Power: 30 Watts
800 Yard Range
LED Lights & LED Light Mode Function
Used By U.S. Army, Navy, Air Force And Marines
For Indoor/Outdoor Use
Variable Volume Control
Tough Housing
Built-In Siren
Uses 4 X D Batteries (Not Included)
Dimensions: Diameter 6.25” X Length 10”