Features:1:Accessories: bare metal + charging cable + packaging2:Earphone: 1254/3.7V/60mAh3:Working distance: 10~ 15M4:Listening time: 10-15H, standby time: 60-100H5:Function: Play music, make and receive calls, battery display, switch between upper and lower songs, wake up Siri,Communication:WirelessOrigin:CN(Origin)Earcups Type:Semi-openBluetooth Version:5.0With Microphone:YesSupport APP:YesFrequency Response Range:8-22000HzPlug Type:L BendingStyle:In-EarConnectors:USBVolume Control:YesWireless Type:BluetoothPack List:1Earphone1Charging Cable