Caldecott BTKDK05 Magnetic Adsorption Voice Prompt Neckband bluetooth Earphone

Features 1 Neckband bluetooth earphone made of high elastic silicone more comfotable wearing would not make any burden on you 2 Magnetic adsorption the right and left side could be attached to each other by magnetic force no need to worry about the cable twine 3 Selected 10mm driver unit it could restore the pure music and produce more dynamic sound creating an immersive musical experience 4 Intelligent voice prompt this earphone could indicate you the real time state such as pairing Bluettooth connected power on off etc 5 bluetooth 4 1 version wide compatibility it coud build more faster and stable connection Specifications General SpecificationBrandCaldecottModelBTKD05ColorBlack GreyWearing TypeIn earNet Weight g About 22gTechnical ParametersMicrophoneYesbluetooth VersionV4 1TransmissionDistance10mReceive Sensitivity113dBImpedance16FrequencyResponse20 20kHzBattery Capacity100mAh 3 7VCharging Time h 1hWorking Time h 7hStandby Time h 380hPackageIncluded 1 Caldecott BTKD05 bluetooth Earphone 1 Charging Cable 1 Munual 3 pairs of earbuds