| 摘要 |
PURPOSE: A navigation apparatus is provided to display various information, such as a driver's phone number, to the outside of a vehicle using a display unit provided to rear surface of a main body thereof. CONSTITUTION: A navigation apparatus comprises a main body(110), a display unit(120), and a holder(140). The main body is placed inside a vehicle and provides various running information of a vehicle. The display unit is provided on the rear surface of the main body and displays various information. The display unit is integrated with the main body. The display unit connects to the main body by fixed-line and wireless.
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