Our goods come with guarantees that can not be excluded under the Chinese Consumer Law. You are entitled to a replacement for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if goods fail to be of acceptable quality and the failure does not amount to a major failure.


Our factory has the quality authentication of ISO9001, and always be strictly implements its quality control system, and our product is CE, ROHS & FCC approved.
We also have a series of quality inspection procedures.

All our products are 100% QC checked for 4 times.
--100% QC check after PCB assembly.
--100% QC check after loading firmware.
--100% QC check in product assembly.
--100% QC check when packing.




If our product has below problems, we can replace new ones for free:
1. Can not turn on or non-working.
2. Can not pair to smartphone successfully (we define this "unpair issue" only if the products fail to pair to Samsung or iPhone.)