After-sales service provided:

1. any questions customer meet during use, customers may contact us to get help.

2. any quality problem occurred from the purchase date under proper use can be fixed freely within the warranty period.

Attentions：

1. the purchase date subject to the invoice date.

2. Quality problem do not include personal objection to sound quality or sound,etc.

3. free warranty service do not include the following conditions: damage caused by man(such as self-disassembling、improper connection、 wrong in-put voltage、 wrong operation, ect.)、damage caused by transportation、 natural disasters, or non-approved maintenance and modification.

4. we would make functional repairs as to discontinued model.

5. warranty do not include service for the shell、user manual and packing.

Before using our products, please read its instruction manual carefully.

(attention:the company reserves the right of final decision on the interpretation of theses Terms and Conditions.)