The Megawheels 10 inch Hover board is the perfect scooter for indoor and outdoor use. It can attain a top speed of 12km/hr. Before riding, make sure the hover board is fully charged. It's recommended to always wear the proper safety gear for beginner. Kids under 12 years old need to be under adult supervision or instruction. Built-in Speaker With Premium Sound Quality (Can be connected to any devices which have Bluetooth connectivity like Computer, Laptop, Mobile Phones etc.)