The TOPVISION 6026HEC-XMW 8CH 3MP NVR 4x 1080P WiFi Camera Kit is a complete home surveillance system that includes 4 outdoor/weatherproof cameras with features such as automatic motion tracking, night vision, and IP intercom capabilities. These cameras are wireless and can be easily mounted on the wall with a plug-in power source. The NVR also offers 8 channels for monitoring and detecting motion with a light sensor for added security. With Wi-Fi connectivity and DC12V power, this TOPVISION system provides reliable outdoor and indoor surveillance for your home.