Operating Instruction
3. Do not expose the product to direct sunlight for a long time;
4. Do not place the product in high temperature environment;
5. Do not attempt to disassemble the product and make any modification;
6. Do not put the product in microwave oven or other pressure vessels;
7. If you do not plan to use this product for a long time, please store it in a dry
environment and charge it at least once every three months;
8. Please turn the volume to an appropriate level to avoid damaging the hearing ;
9. Do not charge in the sub-zero environment, which may cause damage to the battery.
Three packets of certificate card
Three packets of certificate is limited to in the normal use of the three packets of effective
warranty period, as a result of the product itself quality problems caused by non -human
damage to the fault, with the invoice and this three packets of certificate according to the
provisions of the three packets will enjoy the following three packets of service :
● From the day of purchase within 7 days, the product performance failure, consumers
can choose to return, replace or repair.
● within the 15th day of the 8th solstice from the date of purchase, if the product has
performance failure, consumers can choose to replace it or repair it.
● In the three guarantees within the period of validity, the product performance failure,
consumers enjoy free maintenance services.
● The term of validity of the three guarantees is one year.
Three guarantees shall not be applied under any of the following circumstances (but not
limited to the following circumstances) :
● The content on the three packets of vouchers and goods physical identification
inconsistent or altered;
● Do not undertake three packages of repair caused by the removal of damage;
● Failure to use, maintain or maintain the product according to the requirements of the
operation manual, resulting in damage;
● Damage caused by force majeure;
● No three packets of certificates and valid invoices, and can not prove the product in
three packets of period;
● Beyond the validity period of three packets;
● Damage caused by improper use of the user;
● There is no warranty for self-dismantling;
● If the product is not within the scope of warranty, our company can provide
maintenance service, and the maintenance cost shall be borne by the customer .