Sleek and modern design combined with powerful sound to match your style. JVC HA-S35BT will keep you entertained on the move with up to 17 hours of wireless listening. They feature bass boos for high clarity and deep bass sound. You can communicate easily as these headphones are voice assistant compatible with integrated mic and remote. 7 hours of wireless listening with built-in rechargeable battery. Integrated remote & mic for smartphones located on headphones. Bass boost function for dynamic bass sound(on/off). Headphone FeaturesFaux Leather ear pieces. Connection: wireless. Bluetooth enabled for a wireless connection to your devices . Connects to devices via Bluetooth. 30.7mm driver. On ear controls. Adjustable headband. Foldable. 10m range. Bass control. Compatible with universal smartphones. Li-Ion battery . Rechargeable battery. 17 hour battery life. 3 minute charging time. In the box: USB Charging Cable. General InformationModel number: HA-S35BTBUX. Manufacturer’s 1 year guarantee. EAN: 4975769458583. 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.