optima

Brand Name: TiandirenheStyle: Over the EarCertification: CEVocalism Principle: DynamicOrigin: CN(Origin)Control Button: NoActive Noise-Cancellation: YesCommunication: WirelessVolume Control: YesSensitivity: 108dBWireless Type: BluetoothIs wireless: YesLine Length: NonemSupport APP: NoFunction: For Mobile PhoneImpedance Range: up to 32 ΩConnectors: USBModel Number: Bluetooth sleep eye maskBluetooth Version: 5.0Codecs: AACSupport Memory Card: NoResistance: 32ΩWaterproof: NoFrequency Response Range: -HzWith Microphone: YesColor: Pink/black /Dark gray/light garyBluetooth protocol: 5.0Transmission range: 10MChannel: StereoWhether single or both ears: Bilateral stereoOccasions for gifts: Opening Ceremony, Employee Benefits, Anniversary Celebrations, Trade FFeatures: Battery display, voice control, call function, music support, multi-poWay of use: Head-mountedBluetooth sleep eye mask: YesThe headset patch: YesDropshipping: Yes