Package Included 1 x earphone set1 x charging caseFeatures With charging case 4500mah can be used as flashlight Can automatically Pair Power on after taking out from the charging case Wireless stereo left and right channel seperation both ear can be used seperatelylistening to the song comfortably support songs and call Power capacity will show on your phone you can see the power situation anytime do not worry about the electricity make your life without worry bluetooth headset connected to the phone after the shutdown and then open the bluetooth headset will connect back to the phone automatically more convenient Intelligent compatibility support all bluetooth 5 0mobile phone tablet notebook singing it QQ music movies etc universal all mobile phoneSpecifications Wireless connection bluetooth 5 0bluetooth headset frequency AAC SBCbluetooth transmission distance 10mHeadpset size 20x25mmCharging case size 83x50mmHeadset battery capacity 50mAhBattery Charging case capacity 4500mAhHeadset charging time about 1hHeadset talk time 4 5hMusic playing time 4 5hWeight 120g