Product Specification:
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1.Bluetooth specification:V5.3
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2.Bluetooth Profile:A2DP,AVRCP,HFP, HSP
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3.Working voltage:3.1V~4.2V
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4.Charging voltage:5V-1A
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5.Speaker specification:8mm*2
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6.Frequency response:20Hz~20kHz
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7.lmpedance:32Ω
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8.Battery capacity of the headset: 50MAH
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9.Battery capacity of the storage box:2000MAH
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10.Transmission distance:>10M
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11.Call Play time:About 4-6 h
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12.Charging time of headset:1.5h
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13.Charging time of the Charging box:2h