Motorola HX550 用户手册

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页码 108
12
Talk time
Talk time
check your chat time
Press and hold both Volume buttons while not on a 
call.
To save battery power, turn off the headset when you 
don't use it for an extended time.
If light 
shows…
and/or you 
hear…
your remaining talk 
time is…
red
“battery level 
is low”
less than 1.5 hours
yellow
“battery level 
is medium”
between 1.5 to 3.5 
hours
green
“battery level 
is high”
more than 3.5 hours