BJC RG-6 Coaxial Cable, 20 foot, Black; Broadcast Quality Coax, assembled in USA Assembled in USA from USA-manufactured coaxial cable and imported connectors Heavy shielding, more effective than quad-shield coax: 95% copper braid over two-sided mylar/aluminum foil Solid 18 AWG copper center conductor; compare to CCS (Copper-coated steel) in most RG-6 coaxial cables Suitable for all high-bandwidth 75 ohm coax applications, such as satellite antenna, digital cable and cable internet 20 feet long, Black PVC jacket, rated CMR (higher than CL2 or CL3) for in-wall and riser applications