[With JBL SafeSound] The legendary JBL headphone is designed to operate at 85dB, making it safe even for younger music lovers. [Bluetooth Powered] With a wireless connection up to 15 meters away, it means no wires to worry about. [Built-in Microphone] Help your kids stay connected to the world with the built-in microphone. They can easily chat with friends and family during vacation time or with teachers while they're busy studying. [Up to 30 Hours of Battery Life] Equipped with a battery that lasts up to 30 hours with easy-to-use USB Type-C fast charging. With super-fast charging, you get 2 hours of battery life with a 5-minute charge. [Easy Control] With child-friendly buttons that make it easy and safe for children to use. [Comfortable Fit] Headband and ear cushions with soft padding for a very comfortable fit. [Fully Portable] Compact and foldable design makes music completely portable. [Make it your own with the JBL sticker pack] Kids can personalize this headphone with the sticker pack included in the box.