Brand Name: KOTION EACHStyle: HeadphoneCertification: NONEVocalism Principle: Hybrid technologyControl Button: YesActive Noise-Cancellation: YesCommunication: WiredVolume Control: YesSensitivity: 105dBWireless Type: NoneIs wireless: NoLine Length: 2.1mSupport APP: NoFunction: For Internet BarFunction: for Video GameFunction: Common HeadphoneFunction: For Mobile PhoneFunction: HiFi HeadphoneNumber Of Drivers: 2Plug Type: Line TypePackage List: Lightning AdapterImpedance Range: up to 32 ΩConnectors: 3.5mmModel Number: G2000/G9000/G4000Earcups Type: Semi-openHeadphone Pads Material: Memory FoamSupport Memory Card: NoDriver Diameter: 50mmResistance: 22000ΩWaterproof: NoFrequency Response Range: 20 - 2000000HzTotal Harmonic Distortion: 0.05%With Microphone: YesFeatures: With MicrophoneFeatures: Amazon Alexa SupportFeatures: Active Noice CancellingMagnet Type: NeodymiumPacking box: NO