EVERBRIGHT is a group company producing and offering security alarm system, fire alarm system, CCTV system, and Vedio doorphone products. For more information about our company and products, please visit: www.ebtsecure.com. After-sale services: The main quality warrantee is three years, within the period, if there is any problems with the products, we could make free repairment. after the period, we will make charge for repairment of the main sparts of the products, and do not charge for not main sparts or charge very little. once the customer receives the goods and find there is problems with some item, if not man made, through our test and confirmation, we could send new ones instead freely.