If you receive a defective item, please contact our customer support and provide detailed information about the defect. We will repair the product, if a repair is possible; or we will change your purchased product to a new product, if repair is impossible. Please note that your product might be changed to a newer model, of no lesser value than the original product, if the model that you have purchased is no longer in production. Please be advised that you will have to return the defective item for quality inspection.