• PROJECT YOUR VOICE: ThunderPower Earthquake Maker 45-watt megaphone speaker ideal for voice projection and is a must-have for outdoor gatherings and crowd control
• 2 MODES: Choose between 2 megaphone modes: talk and a siren alarm to hold your audience's attention; Easy-adjust volume control lets you set the volume level to your liking; Siren max volume: 122 dB; Voice max volume: 112 dB
• AMPLE RANGE: Enjoy a generous 2000-yard range as the megaphone uses a wide 12-inch bell diameter for extended projection.
• CONVENIENT FEATURES: Includes auxiliary input for playing music from your devices, 1 carrying strap, and a detachable palm mic for added convenience
• DUAL OPERATION: Vehicle DC, power cable car battery, charging or choose battery-operated system; Requires 8 C batteries that are not included