Monoprice Ethernet cables are made of 100% pure bare copper wire; as opposed to copper clad aluminum (CCA) wire; and are therefore fully compliant with UL Code 444 and National Electrical Code TIA-568-C. Features: Shielded Twisted Pair (STP) Category 6A Ethernet cable 26AWG stranded; pure bare copper conductors 550MHz bandwidth Snagless cable boot protects the plug retaining clip 50µm gold plated contacts Support Files: Specification Sheet (Apr 2; 2019) Updated May 9; 2019 Cat6A Ethernet Patch Cable - Snagless RJ45_ 550Mhz_ STP_ Pure Bare Cop.