When the car has not been updated or the map of the car itself has not been updated, we often use the mobile phone map. At this time, we will encounter the problem that the mobile phone has a low sound and is difficult to identify. At this time, we need to let the car Voice navigation plays the map voice of the mobile phone. The following takes the Amap map of the mobile phone as an example to illustrate the method of letting the car use Bluetooth to play the navigation voice:

1. First open the Amap map on the mobile phone.

2. Then click on your personal avatar in the Amap map.

3. After clicking the avatar, click the settings icon in the upper right corner.

4. Click Navigation Settings in Settings.

5. Then click Accessibility in the navigation settings.

6. Finally, just turn on the switch that produces sound from the Bluetooth phone channel.

Extended information:

Voice navigation is the first driving companion launched by Tencent in January 2014 that focuses on driving safety and green travel: Tencent Lubao, which provides driving behavior evaluation, fuel consumption Comprehensive travel services such as assessment, congestion, law enforcement, control, and accident-rich real-time traffic conditions, intelligent route planning, fuel-saving route recommendations, and free voice navigation. At the same time, social, UGC and other elements are also added to meet more needs of users.

1. Full voice broadcast during the navigation process. Currently, all mainstream domestic vehicles have adopted this solution;

2. Voice-controlled voice-activated navigation;

1) Intelligent speech technology represented by speech recognition and speech encoding and decoding. Disadvantages: Since the speech recognition rate of this technology's speech recognition software is not high, the application rate of finished products in the market is extremely low;

2), human secretary service voice-activated navigation;

a. Bluetooth one Advantages of key-to-talk voice-activated navigation: Directly use the Bluetooth of the mobile phone to connect to the car navigation host. After the Bluetooth is connected for the first time, it will be automatically connected later. The signal is stable and the quality is reliable;

b. An additional communication box and voice-activated navigation; Disadvantages: The signal receiving module of an additional communication box is incomparable to the signal receiving module of a mobile phone worth several thousand yuan. When the signal is poor in areas , the mobile phone has a signal but the car navigation may not have a signal, causing more customer complaints. In addition, compared to Bluetooth push-to-talk, a communication box and a phone card are required, which is very troublesome;

Reference materials:

Baidu Encyclopedia-Voice Navigation