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Charging
Red light flashes when RKING3000 has low battery. Please charge
immediately for about 1.5 hours. When the red light is off and the solid
blue light is on, the battery is fully charged.
1.
When the RKING3000 is not in use, please charge at least once
every two months.
2.
If headset is on during charging, it will automatically shut down
and reset.
