Champion Sports Megaphone with Siren, Wrist Strap, Compact Handle, 800 Yard Range - Powerful Bullhorn Loudspeaker with Adjustable Volume Control for Sport Events, Concerts, Crowd Control, 4 Watts (White), Model: MP4W
The Champion Sports Megaphones feature a 400 yard range and power from 4 to 8 watts. There is also an adjustable volume control, powerful siren and wrist strap. Takes 6AA batteries (not included).