- Only authorized and qualified personnel can do battery chang- ing.
-Under the normal usage, the rechargeable battery can be used for the long time.
-The battery must be recharged within temperatures of
-Using the Headset under room temperature enables the bat- tery to achieve its maximum capacity.
-Under a chilly environment, it may cause the battery’s capac- ity to decrease.
-Recharge the Headset at least once every two months, either you use it or not.
23. Q & A
Q : Why does the
A : You must activate the Bluetooth function of your mobile phone and finish the pairing between your mobile phone and Head- set.
Q : Can HCB20 work with any of the mobile phones?
A : No, this Headset works only with Bluetooth mobile phones.
Q : How far is the working distance between the Headset and the mobile phone?
A : Since HCB20 is certificated by BQB, compliable with Blue-
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