SPECIFICATIONSBrand Name: MaerknonStyle: Ear HookVocalism Principle: Balanced ArmatureOrigin: Mainland ChinaActive Noise-Cancellation: YesMaterial: MetalMaterial: Silica GELControl Button: YesCommunication: WireLessVolume Control: YesCategory: Earphones & HeadphonesCertification: CENumber Of Drivers: 2Plug Type: Line TypeImpedance Range: up to 32 ΩHeadphone Pads Material: Memory FoamSound Isolating: YESSupport Memory Card: NoWaterproof: YesFrequency Response Range: 20 - 20000Magnet Type: otherVoice assistant built-in: YESWireless Type: bluetoothLine Length: 0Package List: User ManualPackage List: Charging casePackage List: Charging CableCodecs: AACDriver Diameter: 20Resistance: 32Sensitivity: 123Is wireless: YesNFC Technology: noConnectors: NoneEarcups Type: SealedBluetooth Version: 5.0Battery life up to[hours]: 5Total Harmonic Distortion: 10Charging Method: cableMax Output: 30Support APP: NoFunction: For Internet BarFunction: for Video GameFunction: Common HeadphoneFunction: For Mobile PhoneFunction: HiFi HeadphoneFunction: SportFunction: For OfficeFunction: For SleepBattery Capacity[mAh]: 500Maximum wireless range[m]: <10mWith Microphone: YesFeatures: With microphoneSensitivity: 95dBLine Length: 0mNumber Of Drivers: 2Model Number: Bluetooth headphone ft i9s i11 i12 tws podsDriver Diameter: 20mmTotal Harmonic Distortion: 10%Wireless Type: BluetoothApplicable mobile phone model: For All Bluetooth tablet SmartphoneFuction 1: wireless stereo bluetooth headphones for phoneFuction 2: new best wireless earphone for iphone xiaomi samsungCharge the headset: 30-40 minutesCharging tank charging time: about 1 hourHeadphone playback time: 3-5 hoursBluetooth distance: 8-18 mUse: For Iphone Xiaomi All Smart PhonePeople: Gift for Women, Man,Girl,BoyWholesale / Dropshipping: Support