?MIDOLA Kids Bluetooth Wireless Headphones Wired On-Ear Headset Foldable Earphone(Cyan) 85 dB Volume Limited: The best way to protect your child from progressive hearing loss is to equip them with a pair of headphones that limits in 85dB.The limit can be changed to 110dB when you press and hold 3s on the pause/play button. Wireless and Wired Mode: Based on the advanced Bluetooth technology, it can compare with almost all Bluetooth devices, it also has wired mode to connect with devices which have 3.5 mm AUX.It also provides TF card slot and FM radio function. Your kids can wear the headphones when they are running, dancing and playing. Compatible and Foldable Design: Flexible headband brings easier sizing, fit perfectly and securely on your kids head, which they can wear all day without any discomfort.Foldable design makes it convenient carrying and storage. They are the best trip partner for your kids. The Best Gift for Children: Are you worried about how to give your kids a surprise at Birthday, Children's Day, Thanksgiving Day, School Opening Day, Christmas Day?It is an awesome gift for your lovely children. They are designed for kids age over 3, fit for growing teens even adults. Great Quality and Warranty: Made of durable material and soft earmuff, it provides comfortable user experience and long period using time. They are built to last and withstand the rough play of kids.We also provide 30 days 100% money back guarantee and 18-month quality warranties. Specification: Bluetooth range: 10 meters The battery capacity: 400 mAh Input voltage: DC 5 V Working voltage: 3.7 V FM frequency range: 87.5-108 MHz The standby time: 200 hours Package Contents: 1 × MIDOLA Kids Headphones 1 × User Guide 1 × Storage Bag 1 × Warranty Card 1 × Charging Cable 1 × 3.5 mm Audio Cable