Product Description

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graph 3-4-6
.74 Language system setting
Users can set the device language on the device side (Figure 3-4-7).
 operation declaration

Click the side key, click again, click the side key, click "Settings",
click "Language System Set".
graph 3-4-7
.84 Silent mode
If the mute mode is turned on, the device will not remind the user
of the vibration (Figure 3-4-8).