Earphone
If you connect the earphone with the phone:
To activate earphone mode.
To match the volume of earphone with that of mobile phone.
Increase or decrease the volume through up and down side key during call.
If you plug out the earphone from the phone, the phone will return to normal mode automatically.
Charger:
Insert charger, the background light is on and send out prompting sound. The phone enters into charging mode automatically.
Plug out the charger, the background light is on and the phone returns to normal mode automatically.
User can charger a battery both in on/off mode.
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