About this item
    Support Apple mobile phone open cover pop-up window, charging case - headset power display
    Bluetooth specification Bluetooth V5.0 UPA1603
    Battery capacity: (charging case 3000mAh; single headset 30mAh)
    Call music time 3 hours (80% volume) 
    Standby time 200 hours
    Weight: 109g (including charging case); 3g (single headset); 
     size: 110*44*21mm