| 摘要 |
Disclosed is an apparatus for supplying power to a mobile phone by utilizing an external power source when a battery of the mobile phone has been exhausted. In a mobile phone having an earphone-microphone connector which can be connected with an earphone-microphone set, the earphone-microphone connector has additional contacts through which external power can be supplied to the mobile phone from an external power source, especially from another mobile phone. Therefore, even when the battery of the mobile phone has been exhausted, a user can make communication through the mobile phone by utilizing external electric power in a simple and easy manner, without largely changing the existing construction of the mobile phone.
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