Car radio, navigation radio, navigation device, and navigation-radio-system

摘要

A car radio (4) comprises a housing of the car radio (4). The housing of the car radio (4) comprises a manual control element of the car radio (4) and has a slot (8) of the car radio (4) for a navigation unit (6). The car radio (4) comprises an interface (9) of the car radio (4) which is formed and arranged in such a way that the navigation unit (6) is connected to the car radio (4) via the interface (9) of the car radio (4), if the navigation unit (6) is arranged in the slot (9) of the car radio (4).