Samsung WEP7 用户手册

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页码 63
When.the.battery.power.is.low
The headset beeps and the indicator light flashes red. Recharge the battery. If the 
headset powers off during a call, the call will be automatically transferred to the phone.
Wearing.the.headset
Place the headset on your ear. 
Depending on what ear you are going to wear the headset, simply adjust  the ear 
hook accordingly.
 Left
 Right