Lknewtrend Premade 2 x 25 feet Siamese CCTV Coaxial Cable RG59 Combo Cable for Connecting HD-SDI/HD-TVI Camera System with BNC Connector and 2.1mm Power Connector (Black) Lknewtrend Premade 2 x 25 feet Siamese CCTV Coaxial Cable RG59 Combo Cable for Connecting HD-SDI/HD-TVI Camera System with BNC Connector and 2.1mm Power Connector (Black)