Vanxse&reg;cctv 10m(30ft) 2.1x5.5mm Dc 12v Power Extension Cable for Cctv Security Cameras Ip Camera Dvr Standalone CCTV 10M(30FT) 2.1x5.5mm DC 12V Power Extension Cable For CCTV Security Cameras Color: Black 100% Brand New. Length:10M(30FT) if you need long cable, please chek item ASIN:B07BF3LJB5 Used for Ip camera, DVR Standalone, Audio camera 2.1MMx5.5MM.