Care and maintenance will help keep your LinkBuds Fit in optimal condition. Regular cleaning of sound openings, contact points, and sensors will ensure optimal performance. Use only 99% water-based wipes for cleaning, and avoid sharp objects that could damage the protective mesh. If your earbuds get wet, follow the proper drying procedures before returning them to the case. With proper care, your LinkBuds Fit will continue to deliver excellent sound quality.
Maintenance and cleaning instructions
Remove the earbud tips
To remove the earbud tips, hold down and twist the earbuds, then pull the earbud tips to remove them.
Note: Do not pinch the end of the earbud to prevent damage the earbud tips.
Clean the headphones
IMPORTANT: Do not use solvents such as thinner, benzene, or alcohol as they may damage the finish on the surface of the earbuds or cause other damages.
Clean the earbud surface
Dust and dirt on the surface of the earbuds can be wiped off with 99% water-based wipes.

If water droplets get on the earbuds, wipe them off with a dry, soft cloth. To prevent water droplets from freezing on the earbuds, do not leave the earbuds exposed to moisture during freezing temperatures.

Clean the charging ports
If foreign matter, sweat, or moisture is left on the charging port, wipe it off immediately and let it dry at room temperature. Otherwise, the charging function may be affected or not work at all. Be sure to regularly clean the contact points of the charging case and earbuds using a cotton swab or dry, soft cloth.
Note: If charging does not start, wiping off the charging ports may resolve the issue.
- Contact points on the charging case and the earbuds:
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- Clean the contact points on the earbuds with a dry soft cloth or cotton swab.
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Note: Do NOT use an air duster (canned air) to remove dust as it may get into the microphone or sound output holes, causing the earbuds to malfunction.
Clean the air holes
When dirt such as earwax accumulates on the sound output hole, the sound from the earbuds may get lower or not come out at all. Make sure to clean the air holes using a cotton swab or dry, soft cloth.
Note: If dirt has built up, gently remove it with a thin, soft toothbrush. Make sure not to insert the toothbrush too deeply to avoid damaging internal components.

Clean the IR sensors
If the IR sensor is dirty, it may not detect the wearing conditions and the earbuds may not work properly. Wipe off any dirt on the IR sensor with a dry, soft cloth.
Clean the sound output holes
With a cloth dampened with water and wrung tightly, clean the sound output holes to remove dirt, earwax, or anything that may accumulated, being careful not to accidentally push dirt or debris into the earbuds.
Drain the sound output holes
If water remains in the sound output holes, sound levels from the earbuds may be impacted. If this is the case, position the sound output holes facing downwards towards a dry cloth and shake about 20 times to get the water out.

Drain the microphone holes
Leaving water in the microphone holes may cause corrosion or other damage. To remove water, turn the microphone hole downwards towards a dry cloth, and then gently tap it about 20 times to get the water out.
Dry the earbuds
After you finish cleaning the earbuds, let them dry thoroughly at room temperature.
Note: When drying the earbuds, if the IR sensor is touching the table or other surface, the sensor may assume the earbuds are being worn and the rechargeable battery may continue to be consumed. Place the earbuds with the IR sensor facing sideways or upward.
Attach the earbud tips
Once the earbuds are completely dry, set the earbuds into the charging case, check that the fitting supporter is properly placed inside the charging case, and close the lid.
Note: If the earbuds are not attached firmly, the headphones may come off, or the sound quality or noise canceling function may be affected.
Charge your headphones
Note when charging your LinkBuds Fit
The charging case is not water-resistant. If the earbuds are charged while there is water or moisture left on them, the water or moisture can enter the charging case which can cause the unit to malfunction, or cause corrosion of the earbuds and/or charging case.
Note: Please be aware that malfunctions resulting from water in the charging case are considered misuse and not covered by the warranty. If this is the case, you may be required to pay for repairs even if your earbuds are within the warranty period.