RG-59/U is a specific type of coaxial cable, often used for low-power video and RF signal connections. This 75 Ohm RG59U twin coaxial cable is ideal for the installation of CCTV equipment and is also suitable for other high frequency signal and data transmission. It features a solid copper conductor, solid polyethylene dielectric, and bonded aluminium foil/braid. Supplied on 100m reels in black.