② The contact of earbud or charging box is dirty, resulting in
poor contact.
③ The charging cable or charging connector is damaged and
cannot be charged.
④ The earbud charging function fails.
8. Is the earbud voice recognition not sensitive?
Answer:
① accent and pronunciation affect the recognition rate.
② The noise of the surrounding environment affects the
recognition rate.
③ Speak too fast or too slowly.
④ The earbud is not properly worn and does not fit the ear well.
REGULATORY INFORMATION
Before using and operating the device, read and follow the
precautions below to ensure that the equipment performs
optimally and avoids dangerous or illegal conditions.
1. Do not use this device in dusty, humid, dirty environment or
places near magnetic field to avoid malfunction of the
internal circuit of the device.
2. When you listen to music or calls with earbuds, it is
recommended to use the minimum volume to avoid
hearing damage.Prolonged exposure to high volume might
result in permanent hearing damage.
3. Exposure to high volume while driving may distract
attention and cause an accident.
4. Do not pack, seal or cover the equipment with towels and
other articles, do not use the equipment in closed
environment such as boxes and cases.
5. Keep the device away from heat sources or bare fire like
heaters, microwave ovens, stoves, water heaters,candles or
any place with high temperature conditions.
6. Do not use an external heating appliance such as a hair
dryer or microwave to dry the device.
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