Network cameras or IP Cameras have built-in web servers that allow them to be accessed over a local network or via the Internet often using nothing more than a web browser. Network cameras are connected via WIFI or wired Ethernet connection and recorded to a network video recorder (NVR) or PC software, ore network cameras can be viewed live on a browser or Smart Phone. IP Cameras / Network cameras start at VGA (640x480) resolution and go up to megapixel network cameras with 1920x1080 or 1080p HD resolution.