Ve 150 video extender kit contains a local transmitting unit and a remote receiving unit which are connected by standard category 5 utp cables the distance of both units can be extended up to 500 ft 150m it is ideal for factories and construction sites or any location where the display may need to expose in a risky setting but you want the system to be kept in a safe location please note networking components such as switches routers ups and wireless devices require that speeds amp