CCTV balun connectors, also known as UTP baluns allow the replacement of traditional coax cable with cat5 or cat6 type UTP cabling for the use of cctv camera installation. UTP cabling provides a more cost effective method of installing structured cabling with the advantage of longer cabling runs as compared to coax cabling. Advantages of UTP cabling With Baluns Easier for camera installation, save time and create secure cabling for better results.No soldering or crimping is required.simply screw your the connector open and UTP cable section in These connectors are easy to use with terminal block screw connectors, Male and female are good tight fit.and easy to use for extention leads on many products Power Jack DC 12v Male Female Power Plug Connector Solderless Adapter Socket This Power Plug features one power connector end and DC plug male or female to another end terminal. Male Jack: 2.1 x 5.5mm DC Power Plug Connector. DC Power Plug with a strong plastic construction and strain relief. It is a perfect solution for those who want to make a custom power cable. Internal diameter of the plug: 2.1mm External diameter of the plug: 5.5mm It measures approx. 1.5" long, 0.55" wide, 0.5" thick. Female Jack: 5.5mm x 2.1mm Female power plug connector. DC Power Plug with a strong plastic construction and strain relief. External diameter of the plug: 5.5mm. Internal diameter of the plug: 2.1mm. Dimension: 38mm(L) x 14mm(W) x 13mm(H). You will receive x5 Male, and x5 Female Connector