This extra isolation is required as the 600MHz frequency employed can force a highest of 10Gbps around 330 feet. Far more lately, the introduction of Cat 7A cable enhances the velocity to 1GHz and throughput to 40Gbps, but tops out at 165 ft. But UTP cabling is a lot more https://www.amazon.com.br/gp/product/B0D4X3FPJ8