User's Manual

14
The warranty service
Dear users:
Thank you for choosing this product. In order to fully enjoy the perfect
after-sales service support, please read the instructions of this product
warranty card carefully after purchase and keep it properly.
1.
With this card to enjoy the warranty period of free warranty and
warranty period of preferential services.
2. Free replacement period of 7 days from the date of purchase due
to quality problems, and the warranty period of 2 years.
3. Prior to new product information or promotional opportunities.
4.
Product failure caused by the following circumstances is not
covered by the warranty:
− Cannot produce valid warranty certificate and valid purchase
invoice or receipt.
− Improper use of the environment or conditions, such as power
supply, ambient temperature, humidity, lightning strike and so
on, resulting in product failure.
− Product failure due to accident, negligence, disaster, improper
or wrong operation, network attack, etc.
− Failure or damage caused by installation, repair, alteration or
disassembly by maintenance personnel not authorized by the
company.
− The product exceeds the warranty period stipulated by the
company.
5.
When the user has any objection to the technical service
provided by the distributor, he can complain to the
manufacturer's customer support service center.
6. The warranty card shall be valid only after being sealed by the
warranty unit.
− User name: detailed address:
− Telephone: fax: zip code: E-mail:
− Product Model: product no. (S/N) :
− Date of production: date of purchase: date of purchase
− If you have other requirements, please fill in below