With high performance, multi-level network, passive and other practical technologies. S8 can be operated independently or accessed to the third-party alarm platform. Meanwhile, it can also be managed in real time through its own network integrated platform. S8 is flexible network architecture and suitable for small and medium sized perimeter protection. installation of cable Optical cable with high sensitivity can be directly laid onto all kinds of wire mesh fences, metal fences, plastic steel fences, brick walls and irregular enclosing walls and can also be buried directly under various grounds to form hidden protection system. Fiber optic cable is potential-free detector which can avoid device damage by lightning effectively and it can also be used for inflammable and explosive areas as well as places with strong electromagnetic interference.