Multiple Power Modes:Built-in Rechargeable Lithium Battery or Battery Powered by (8) x "C" Type Batteries(Not Included).The "DC12V" button on the side is a power plug that operates from a vehicle’s cigarette lighter. If you plan on using your megaphone for your vehicle, then you’ll be able to use it without batteries.

Powerful Megaphone: This professional megaphone by My Mealivos is a strong, effective amplification device that has power 75 watts - allowing it to reach up to 1000 yards! Your voice will be clear and understood.

Emergency Siren: this high-quality megaphone is made with durable SIREN & WHISTLE that will instantly get attention. It blares loudly to quickly get attention during emergencies, or while in the middle of a noisy crowd.

ABS Anti-Drop Material: Refined from ABS, this material is also used in aerospace equipment, it is very hard and resistant to low & high temperatures, environmentally friendly and beautiful in appearance, and has a long service life. You can take this horn to use anywhere

Built-in Handheld Microphone: The Megaphone Loud Speaker Horn comes with a plug-in handheld microphone.The handheld microphone that can be stretched up to 80 inches or more allows you to easily transmit your voice.