About this item [Hi-fi stereo sound & Built-in microphone]: Stereo headphones designed for excellent sound quality, perfect for children to study, listen to music, watch movies, play games, and communicate with friends, whether at home, school, or traveling. The built-in microphone facilitates online learning and communication. [Adjustable volume control]: Features a distinct switch to control volume levels at 85dB and 94dB, ensuring better protection of hearing while being user-friendly for phone calls. In noisy environments like planes and subways, simply switch to 94dB for clearer sound. [Adjustable headband & Lightweight design]: The adjustable headband provides a perfect fit for various head shapes. The soft cushion earmuffs ensure comfort and minimize fatigue. Designed for kids aged 3 and up, it is lightweight yet sturdy, comfortably fitting over the ears while blocking outside noise. [Foldable & Durable design]: Constructed from strong and sturdy plastic for long-lasting durabil