Huey Chiao HCB10 - Manual (Page 6)

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3. While charging, the indicator will turn red; when charging is
completed, the red indicator will shut off or flashes red.
Note: Charging time is around 90~120 minutes.
● For first time use, make sure to fully recharge the Headset up to
4 hours. After a long time of not using it (around one month),
while recharging, it takes a while for the indicator to turn red.
● While charging, please do not use the Headset.
● Please use the original charger to recharge the Headset.
● When the indicator flashes the red light, it means the battery is
low, please recharge the Headset right away.
● Please recharge the Headset within the temperature range of -10
℃ (+14℉) +45℃ (+113℉).
5. Power On/ Off
1. Press and hold the function button for 2~3 seconds, the power
will turn on after the indicator flashes the blue light 3 times.
2. To turn the power off, press and hold the function button for
2~3 seconds until you see the red indicator flash 3 times.
Note:
● While turning the Headset on, you will hear the “Du Du” sound
from the receiver. The blue indicator light will flash 5 times,
then 2 times, and after repeating this for 5 times, the indicator
will flash the blue light every 3 seconds to come into a standby
mode.