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• Wipe the terminals of the product or the battery, if it
became dirty, with a clean and dry rag.
• It is necessary to charge the battery before its use. Always
use the charger and read the manufacturer instructions or
the manual of the device for the instructions regarding
charging.
• Do not leave a battery charged when it’s not going to be
used.
• After long periods of storage, it may be necessary to
charge and discharge the battery several times in order to
achieve maximum performance.
• Always keep the original documentation of the device, you
might need it later for future reference.
• If it’s possible, take out the battery of the device when it’s
not used.
• Do not store your device in extremely hot or cold places
like inside of a car during the summer. It might damage
the device and cause explosion of the battery. It’s
recommended to use the device in a range of
temperatures between 5°C and 35°C.
Prevention of the hearing loss
There are irreversible hearing loss risks if the receiver, the
ear buds, the speaker or the headset are used at high
volume. Regulate the volume to a level that does not present
a danger. Over time, you can be used to a higher volume that
