Our headphones for kids feature a new generation open-ear design - Air Conduction Technology. They can directional deliver premium audio without muffling kids' ears which can ensure your kids can hear surrounding noise. This special design ensure your kids enjoy unique listening experience while studying at home, school, train, all while avoid some dangerous situations from happening. 85dB volume limitation design fully meets the recommended level to prevent hearing damage. Our kids headphones wireless are equipped with a Bluetooth 5.2 chip, ensuring a quick pairing with most devices and a stable connection up to 33ft without any lags or delays. With a 16.2mm full-range dynamic driver, they can significantly reduce sound quality loss and provide pure, balanced audio and clarity output for all music genres. The built-in MEMS microphone allows your kids to enjoy high-quality conversations anytime, anywhere.