Bluetooth MODEL A2Dp 1.3/HFP 1.6 HSP 1.2AVRCP1.6D11.3.
Bluetooth Frequency 2.4 GHZ.
Bluetooth range 15-25m
Color 3 Black ,white,yellow
Bluetooth Capacity Earbud 30MAH Rechargeable Li-on battery charging dock-300mah
Talk/play time headphone playback time 2-3 hours ,talk time approx 4 hours
Both ears can stand for 6 hours
Touch Function 1 touch to answer the call, the left earphone 2time touch volume decreases, the right earphone 2 time touch volume increase ,left ear 3 time presses 3 next and the click 3 time .last song ,long press 3 sec siri function ,long press 5 sec to switch on and off two headphone simultaneously report when calling .
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