Keshen 2PCS RB-T1 Mini bluetooth 5.0 Headphone HiFi Wireless Business Earphone With Noise Cancelling Mic WHITE COLOR
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Specification:Name:bluetooth EarphoneModel:RB-T1bluetooth Version:V5.0Frequency:20-20KHzOutput Sensitivity:92dBMicrophone Sensitivity:-42dBBuilt-in...
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