Up to 110 hours of play time with multiple charges from the charging case. Enjoy great sound tune and direct acess to your phone's virtual assistant. Neodymium speaker drivers deliver pure balanced sound. Compact and efficient 6mm speaker drivers Brings convenience to your lifestyle - Auto on/off and auto pairing, Bluetooth V5. 0 wireless technology. Charging case's built-in 3350mAh power bank charges your headphones as well as your mobile devices. Quickly charge your earbuds in only 1. 5 hours and enjoy up to 5 hours of play time or Talk time.