Wireless bluetooth 40 headphone music stereo bluetooth headset for mobile phone for iphone samsung cellphone
Operation voltagev30v 42v models3 input voltage v37v materialplastic typeearhook general usemobile phone cellphone functionnoise cancelling sports volume control with microphone communicationwireless bluetooth connectorsusb memory capacitynone speaker diameter12mm speaker sensitivitydb953db speaker frequency response20hz 20khz microphone unit4mmx15mm microphone spl403db10w01m microphone impedancekohm2000 microphone frequency response20hz 200
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