Material: PlasticCategory: Earphones & HeadphonesEarcups Type: Semi-openCharging Method: Charging caseHeadphone Pads Material: SiliconeMagnet Type: FerriteImpedance Range: up to 32 ΩBluetooth Version: 5.1Package List: Charging case,Charging Cable,User ManualFeatures: waterproof,Active Noice Cancelling,With MicrophoneCodecs: AACWith Microphone: YesIs wireless: YesSupport APP: NoSupport Memory Card: NoWaterproof: YesPlug Type: Line TypeFunction: for Video Game,Sport,For Mobile Phone,Common HeadphoneActive Noise-Cancellation: YesVolume Control: YesControl Button: YesVocalism Principle: DynamicWireless Type: bluetoothConnectors: USBCommunication: WirelessStyle: In-earCertification: NONEOrigin: Mainland ChinaBrand Name: SCELTECH E50 Earphone Sports Wireless Bluetooth 5.1 Headphones TWS Earbuds Waterproof TW