Description
Handsfree Business V9 Headphones With Voice Control Wireless Earphone Single Headset For Driving office Earbuds
Product Description
BT version
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4.2 + EDR
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Output power
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40MW
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Battery capacity
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30mAh
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Case battery capacity
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150mAh
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Frequency response
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20-20000Hz
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Operating voltage range
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3.0V-4.2V
… Additional information
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