Unique Design: Designed with Unique gradient color and three lighting modes to switch by one button, whether you¡¯re on school bus on a monday morning or trying to enjoy The Beatles at the Sunday afternoon, our unique headphones will make you stand out in the crowd and leave an impression. Safe Sound: Our kids headphone is especially designed to help prevent hearing damage, even without parental supervision with 85dB/94dB Volume Limited. Custom dynamic drivers produce Hi-Res sound which is more suitlable for children. BLUETOOTH 5.0 & Built-In Microphone: The latest Bluetooth 5.0 technology to ensure a stable connection, With the built-in microphone, Feel free to express your opinion when you go to online classes, and you can free your hands to make calls/ end calls and communicate with others with just one button. Long Battery Life & Wide Compatibility: Thanks to fast charge technique, you can enjoy 5 hours of playtime with only 5 mins quick charge With the included USB-C cable, and a full charge lasts for a whole week. The bluetooth feature and AUX cable (included) give more connection possibility -- Chromebook, Kindle Fire, tablets, Switch, iPad, laptop. ALL-DAY Comfort: Enlarged memory foam earcups gently mold around your ears, while headband can be adjusted to fit the shape of your head. This ensures that our kids headphones deliver maximum comfort and a secure seal. Put these lightweight headphones into backpack and let music moves with you.