1. any questions customer meet during use, customers may contact us by call: 0086 15639790605 or log in our website: https://www.bosean.com to get help.

2. any quality problem occurred from the purchase date under proper use can be fixed freely within the warranty period. Customers can get services directly at the local customer service center, or at the distributors.

1. the purchase date subject to the invoice date(if have no invoice date, subject to the production date).

2. we do not provide after-sales service if product has no bar code or no serial number.

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

4. 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.

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

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

Warranty card and original purchase invoice must be presented when need warranty service, so please keep your warranty card and your purchase invoice well. No alteration allow to Warranty card, or will be invalid.

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.)