Pyle-Pro PMP50 Professional MegaphoneOffers 1200 yards of range, conveying your voice over the field or the meeting room effectively. Ideal for indoor or open air utilize, the PMP50 offers both talk and consideration snatching siren modes with variable volume control so you can modify the sound to fit the space. Intended for string free utilize, the PMP50 keeps running on 8 C batteries (sold independently). The bull horn likewise incorporates an advantageous handheld amplifier and conveys a one year guarantee from Pyle. Technical Specs: MAX Power Output: 50 Watt Audio Projection Range: Over 1,200+ Yards Sound Processor: Dynamic Piezo Driver Dimensions: 9.0'' (Diameter) x 13.8'' (Length) Sold as: Unit Weight: 4.36 lbs.