（Note: The size of this model is on the large side, if your child's head is on the small side or younger than 5 years old, you can consider our other models of kids headphones.） DUAL PORT DESIGN：Compared to other single-port headphones, INFURTURE kids headphones with dual ports are compatible with a wide range of devices with 3.5mm and USB-C ports, such as Chromebooks, Kindle Fire tablets, Switch, iPad, laptops, mobile phones, personal computers and more.PROTECT CHILDREN'S EARS： Our kids' headphones have excellent stereo sound, perfect for playing games, listening to music and online lessons. The volume can be limited to 94dB, which protects children's ears from everyday noise when the sound is clear.In-line control： MFB button supports play pause, up and down song (not supported by 3.5mm computer); The cord is made of braided wire, very durable and won't get tangled. Designed for kids, children, girls, boys, children and schools.LIGHTWEIGHT FOLDABLE DESIGN： Lightweight design for all ages. It is lightweight. Foldable design, more compact storage, easy to carry, can be easily put into suitcases and bags.