The spy‎- Video Power Cable is composite cable allows you to send power and a video signal down just the one cable‎,‎ saving you installation time and money fitting 1 cable instead of 2‎.‎ Perfect for installations where image quality is vital‎.‎ this cable is not affected by electrical interference and has no problem even in contact with high‎-voltage power‎.‎ It transmits video signals with extremely high efficiency and can run up to miles‎.‎ This large reel of cable is perfect for those big installation jobs‎.‎