ausdom SM199, Руководство пользователя

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EN-7
11. Protecting your Hearing
The earphone is held close to your ears, so loud sounds pose
a potential hearing risk.It is highly recommended that setting
low volume level before putting on the earphone and avoiding
exposing yourself continuously to high volumes.
12. Troubleshooting
Q: The earphone cannot be powered on.
A: The battery may be flat. Please recharge the battery and try
again. Refer to chapter 5. Charging the Battery.
Q: Why doesn’t the earphone pair with the mobile phone?
A: Please check the followings.
- Check that the earphone is charged and is in pairing mode.
- Make sure that the mobile phone's Bluetooth function is on.
- Make sure that the two devices are in the effective pairing
range. (10 meters)
- Make sure that there is no obstacle between the earphone
and the mobile phone, such as electronic equipment and a
wall.
- Furthermore, you can try restarting the earphone and pairing
it with the mobile phone again.
Q: There is some noise.
A: Bluetooth is a radio technology, so it is sensitive to
obstacles between the earphone and the pairing device.
Please make sure that there is no obstacle between the two
devices and is within the range. (10 meters)