years experience in CCTV industry, has our own R&D team for hardware and software, Non-dust workshop, strict QC process, aging-test, good after-sale services and technical support. At our here , for the products, that we not only have front end camera equipment , but also have back end storage NVRs, DVRs equipment; So , for us , to providing the whole CCTV system to our customers all are safe : include the hard firmware &software, If you choose us to cooperation, the money also is safe!