Discount Computer Parts Center's professional grade unit is what you're looking for if you're on the look-out for the perfect tool for video surveillance minus the extensive set-up time and unaffordable price. With this device, a single Cat5 cable is all you'll need to send both power and video transmission to your surveillance cameras. Mount cameras anywhere, without having to worry about power outlets or distribution boxes. CAT5 cable is capable of transmitting video signals at much grater distances then standard composite video cable without degrading signal quality. This unit allows connection of up to four cameras.