HomeMusic & VoiceAirBeatBluetooth Headphones DETAIL & DOCUMENTS TECHNICAL SPECS Bluetooth Versionv5.1 Battery Life~7 hours Dimensions21,034 x 36,345 x 24 mm Weight3,8 gr Operating Distance~10 meters Charging Time~1 hour Charging Box Extra Battery Life~28 hours Charging Box Dimensions64,792 x 48,001 x 32,372 mm Charging Box Weight37 gr