Mini-Meg 30 watt megaphone's acoustic range is up to 1,000 meters (1,090 yards) Designed to run on 6 C-cell batteries (not included) for up to 8 hrs.
Features: • Easy access to battery compartment • Durable ABS plastic construction stands up to toughest conditions • Comfortable pistol grip • Wrist Strap • Battery strength indicator lights (LOW, MID, HI) • 3 Modes: Talk, Siren, Whistle • Adjustable volume and gain control • Megaphone length: 15" • Bell diameter: 8" • Weighs 2.5 lbs.