soundcore by Anker Liberty 4 NC Wireless Noise Cancelling Earbuds 98.5% Noise Reduction Adaptive Noise Cancelling

SPECIFICATIONSBrand Name: AnkerStyle: EarbudsVocalism Principle: Hybrid TechnologyOrigin: Mainland ChinaActive Noise-Cancellation: YesMaterial: PlasticControl Button: NoCommunication: WirelessVolume Control: YesCategory: Earphones & HeadphonesCertification: CECertification: FCCNumber Of Drivers: 2Plug Type: Line TypeImpedance Range: up to 32 ΩHeadphone Pads Material: SiliconeSound Isolating: YESSupport Memory Card: NoWaterproof: YesFrequency Response Range: 20 - 40000HzMagnet Type: OtherVoice assistant built-in: noWireless Type: bluetoothLine Length: 0mPackage List: Charging casePackage List: USB Type-C AdapterPackage List: Replaceable Pads SetCodecs: sbcResistance: 10ΩIs wireless: YesConnectors: Type cEarcups Type: SealedBluetooth Version: 5.3Battery life up to[hours]: 10-50hrCharging Method: Charging caseMax Output: 5mWSupport APP: YesBattery Capacity[mAh]: 53mAh*2 800mAhWith Microphone: YesFeatures: With MicrophoneFeatures: Active Noice Cancelling