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Material : ABS
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Wifi : HFP/A2DP/ HSP/AVRCP
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Bluetooth ; version 5.0
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Frequency Response : 20 Hz – 20 KHz
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Driver type : Dynamic
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Capacity : 50 mAh per earphone
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Music Time : 5H
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Standby time : 12H
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Charging box : 300mAh Li-ion Battery,
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Weight: Approx. 35.4g (earphones excluded)