Safety Volume limit: 74/85/94dB switched by one-click protection (press "dB button to switch),This headphones protect your kids from hearing hurting. 74dB mode for 3-6 years old, 85dB meets school-age children, 94dB requires parental supervision. Fit for Toddler/Kids: For 2-16+ kids(Youngs) Durable materials that can hold rough playing by kids.The soft ear cushions perfectly on kids' ears and provide a comfortable listening experience. Wireless or Wired modeEasy control wireless bluetooth mode , or Wired Mode (power run out) with 3.5mm audio jackEasy pairing with the most Bluetooth devices device: for iPhone for iPad/ Android Cellphones/ PC and Tablets. Crystal stereo sound-40mm dividers, produce high-quality sound. Foldable Design: The adjustable headband can adapt to the shape of your head for a perfect fit. Take your headphones wherever you go, just fold them up. Good Gift Choice for Kid:(Easy take in school bag)It's your kid's great travel partner, let yo