Material: Metal,PlasticWeight[g]: 150Battery Capacity[mAh]: 500Battery life up to[hours]: 5Voice assistant built-in: NoNFC Technology: NoSound Isolating: YESCategory: Earphones & HeadphonesEarcups Type: SealedMax Output: 10mWNumber Of Drivers: 2Charging Method: Charging caseHeadphone Pads Material: OtherMagnet Type: NeodymiumDriver Diameter: 10mmTotal Harmonic Distortion: 1%Impedance Range: up to 32 ΩBluetooth Version: OtherPackage List: User Manual,Charging case,Charging Cable,USB Type-C AdapterFeatures: waterproof,With Microphone,Active Noice CancellingCodecs: AAC,sbcWith Microphone: YesIs wireless: YesSupport APP: NoSupport Memory Card: NoWaterproof: YesResistance: 32ΩLine Length: 0mFrequency Response Range: 20 - 20000HzSensitivity: 102dBPlug Type: NONEFunction: For Internet Bar,Monitor Headphone,for Video Game,Common Headphone,For Mobile Phone,HiFi Headphone,SportActive Noise-Cancellation: NoVolume Control: YesControl Button: YesVocalism Principle: DynamicWireless Type: bluetoothConnectors: Type cCommunication: WirelessStyle: HeadphoneCertification: CEOrigin: Mainland ChinaBrand Name: Lenovo XT80 Bluetooth 5.3 Earphones True Wireless Headphones with Mic Button Co