Deluxe Megaphone with Siren - Red/Grey - 16W Our 16 watt deluxe megaphone features a built-in switch selectable electronic alarm siren pistol grip press to talk switch volume control and shoulder strap. It is weatherproof. It uses eight C-batteries which are not included. Specifications Wattage 16W Max. Effective 800 feet Powerful solid state megaphone Built-in switch selectable electronic alarm siren Pistol grip Press-to-talk switch Volume control Shoulder strap Durable weatherproof construction Operates on 8 C cells (not supplied) 9.1 Bell Diameter x 14.25 Long 3lbs 4oz w/o batteries Specifications: Auto Signaling: No Hailer Wattage: 16w Intercom Capability: No Listen-Back: No Color: Red/Grey Box Dimensions: 10 H x 10 W x 15 L WT: 4.5 lbs UPC: 030519143707 Quick Guide (pdf) Owner s Manual (pdf)