A professional megaphone: This professional megaphone megaphone megaphone megaphone is ideal for supporting your favorite soccer team Its 65W power allows you to be heard at events. Multiple uses: This megaphone features a handheld microphone with adjustable volume to make it easy e It also features MP3 function with SD USB and AUX Jack 3.5 mm players. Battery included: The Vonyx 12V Lithium battery is included and is suitable for other Vonyx professional megaphones This battery is an affordable and economical solution at events. Long range: Thanks to its 65-Watt amplifier, this megaphone can reach a listening range of up to 12 km. This high power allows effective broadcasting to a large number of people. Sturdy and ergonomic: With its sturdy handle and low weight, this professional megaphone is highly ergonomic. It also comes with a shoulder strap, so you can keep your hands free when you're on the move