| 摘要 |
PURPOSE: A mobile phone with a walkie talkie function is provided to reduce big communication costs when a user uses the mobile phone frequently at a working place or a shop. CONSTITUTION: A walkie talkie function is mounted in a mobile phone as an application type. The walkie talkie function is not downloaded. The walkie talkie function is mounted in the mobile phone as an application type to enable a user to conveniently use the walkie talkie function.
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