This is a 16X Terminal or 4 x RJ45 to BNC Active Receiver used for large installation when cat-5 to BNC has been installed. This unit will receive up to 16 video signals from up to 900 meters per cat-5 cable run. If you have shorter cat-5 cable runs (less than 300 meters) you can use the 16X Terminal or 4 x RJ45 to BNC Passive Receiver. With several options available, there is a variety of choice for every customer. Speak to our specialist installation team today and let them design, install and maintain your Camera system.