Exceeds requirements of ANSI/TIA-568-C.2 Category 3 and ISO 11801 Class C channel standards. Exceeds the requirements of ANSI/TIA-568-C.2 Category 3 component standards. Descending cable length markings enable easy identification of remaining cable which reduces installation time and cable scrap. Color Availability: Additional cable colors available. Patent products:CN200920124769 9.