The product is a set of two Sony dome security cameras with a maximum resolution of 650 TV lines. They are designed for indoor use only and are hardwired for power. The cameras have a color mode and use CRT display technology. They come with a battery and can be wall-mounted. The operating range is 20 meters and the cameras use wired connectivity. The model is called Mighty Mule. The unit quantity is two. The cameras use CCTV surveillance technology and are compatible with Powerline/UPB smart home protocols. Please see complete User Guide for information.