The JBuddies Studio offer the ease of Bluetooth and versatility to go wired at school or while traveling. With a 24+ Hour battery life, JBuddies Studio provide all-day comfort for school or home with JLab’s on-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. Plug into shareport in case you run out of battery or your device doesn’t have a Bluetooth connection. The shareport is also great sharing an iPad – on a plane or at home – for two kids to listen to their favourite tunes or watch a movie. Hassle-free and more pleasant for the adults to manage – no more picking turns. Headphone FeaturesFaux-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. 24 hour battery life. 90 minute charging time. In the box: USB charging cable. 3.5mm Shareport AUX Cord - 3'3" length. General InformationModel number: HBSTUDIORGRYBLU4. Manufacturer’s 2 year guarantee. EAN: 812887016025. Warning - Not suitable for children under the age of 3 years due to small parts and entanglement hazard. Caution – To prevent possible hearing damage, do not listen at high volume for long periods.