Contixo KB-2600 Kid Safe 85DB Over the Ear Foldable Wireless Bluetooth Headphone with Volume Limiter, Built-in Micro Phone, Micro SD card Music Player, FM Stereo Radio, Audio Input & Output, Blue Pink Kid safe technology with volume control for safe listening. Offered in seven wonderful colors.High quality, Bluetooth wireless stereo headphone with combo of Micro SD card Music Player, FM Stereo Radio, Audio Input & Output, Phone answering functions, suitable for children ages 3+, and compatible with nearly all Bluetooth devices. Our ear pads and headbands are covered with our specially designed soft-touch comfortable material for your child's comfort. And the ear pads are manufactured with children in mind -- we use some nifty engineering to make sure the earpads won't fall off. 10 hour battery life with a 180 hour standby. A USB charging cable is included. A 3.5 mm cable is included as well so even if you outlast the battery, you can still listen on them the old fashioned way. Every headphone comes with our 100% Contixo Satisfaction Guarantee. We believe that you'll love the way these look, sound, and feel.