Faux-leather ear pieces Connection: wireless Bluetooth enabled for a wireless connection to your devices 40mm driver In-line controls Adjustable headband Foldable 30m range Compatible with universal smartphones Li-Ion battery (included) Rechargeable battery 13 hour battery life 90 minute charging time In the box: micro USB charging cable The Jbuddies Bluetooth headphones have a 13-hour battery life and provide all-day comfort for school or home with jlab's over-ear cloud foam cushions.JBuddies offer safe-volume control through vigorous testing and built-in volume regulators, to ensure kids never rock out past 85db. Trust that young, sensitive ears aren't damaged.Now kids and teens can listen for up to 13 hours of Bluetooth playtime. Perfect for homework, travelling, or class.SHARE/WIRED MODEPlug into shareport to use the headphones on the plane or plugged into a computerin case you run out of battery or your device doesnt have a Bluetooth connection. The shareport is also great sha