. Monoprice 1000ft CL2-rated Quad-Shielded 18AWG RG-6/U Bulk Coaxial Cable, Black Updated Jul 12, 2021 Sweep testing ensures 3.040" copper‑clad steel center conductorTwo layers of Mylar® foil shielding with 99‑100% coverageTwo layers of aluminum braid shielding with 95% coverageCM/CL2 in‑wall ratedMonoprice™ and all Monoprice logos are trademarks of Monoprice Inc.0GHz performance at applicable frequencies.
040" copper‑clad steel center conductorTwo layers of Mylar® foil shielding with 99‑100% coverageTwo layers of aluminum braid shielding with 95% coverageCM/CL2 in‑wall ratedMonoprice™ and all Monoprice logos are trademarks of Monoprice Inc. Monoprice 1000ft CL2-rated Quad-Shielded 18AWG RG-6/U Bulk Coaxial Cable, Black Updated Jul 12, 2021 Sweep testing ensures 3.The durable 18 AWG copper‑clad steel center conductor is surrounded by a foam polyethylene dielectric, with two active shield layers of Mylar® polyester film foil, which provides 99~100% coverage, and two layers of aluminum braid shielding, with 95% coverage.