19
Product Cleaning
Turn off the product and remove the battery before
cleaning.
●
Clean up the dust and fine particles on the product surface and
charging piece with a clean and dry lint-free cloth or a brush regularly.
●
Use neutral cleanser and a non-woven fabric to clean the keys and
front case after long-time use. Do not use chemical preparations such
as stain removers, alcohol, sprays or oil preparations, so as to avoid
surface case damage.
●
Make sure the product is completely dry before use.
Do not pierce or scrape the product.
Keep the product far away from substances that can
corrode the circuit.
Do not hold the product by its earpiece cable directly.
Attach the accessory connector cover when the
accessory is not in use.
HNO 2
HNO 3
H
2
F
e
O
4
H
M
N
O
4
HMNO 4
H
N
O
3
H
2
F
e
O
4
H2TIO3
Care and Cleaning
To guarantee optimal performance as well as a long service life of the
product, please follow the tips below.
Product Care
Caution
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