Compatible with iOS/Android and multiple devices Excellent sound quality Clear sound Comfortable to wear Active noise reduction ANR Block out noise and enjoy listening to music Touch control keys Pop-up window connection Quick connection Easily connect your phone and listen to music and voice calls clearly Bluetooth 5.1 wireless transmission Bluetooth range: 10m Charging case battery capacity 300mAh Earphone battery capacity 30mAh 24 hours standby time Talk time 4.5 hours Support Siri wake-up