Bluetooth V5.4 for stable, seamless connection.55 hours of playtime for long-lasting fun. 2-hour charging via USB-C for quick power-ups. 10m wireless range for flexible movement. Kidsafe Modes: Study and Travel settings for added safety and comfort. Compact & Foldable for easy storage and portability .3.5mm Wired Cable included for school or wired use. Designed for kids, these headphones offer both safety and fun, with durable materials, easy storage, and versatile connectivity options..Recommended Age: 5+ years.