About this item 85db Volume Control & Safe SoundThe children's headphones adopt the most advanced sound system design to provide rich and dynamic sound. The built-in volume limit function protects the eardrums of young children, with a maximum volume set to 85dB to prevent potential hearing damage. Shareport DesignNo need for a splitter! Each ear cup is equipped with a headphone jack, allowing users to share music easily with friends. Enjoy music together effortlessly. Safe & Comfortable & DurableThese lightweight earphones feature soft, comfortable earpads and excellent external noise isolation to protect little ears. The adjustable headband, made with high-quality, durable materials, is designed to withstand the rough play of kids. Recommended for children ages 3-15. Perfect for School Online LearningWith a tangle-free wired cord, these on-ear headphones are perfect for online courses. The standard 3.5mm jack ensures universal compatibility with most devices such as smartphones, tabl