Category 6 cable commonly referred to as Cat-6 is a cable standard for Gigabit Ethernet and other network protocols that are backward compatible with the Category 5/5e and Category 3 cable standards. Compared with Cat-5 and Cat-5e Cat-6 features more stringent specifications for crosstalk and system noise. The cable standard provides performance of up to 250 MHz. Specification 1.5 Meter Black UTP (Unshielded Twisted Pair) Cat 6 250MHz LSZH (Low Smoke Zero Halogen) Moulded Snagless Boot 24 AWG X4P 3P VERIFIED FOR GIGABIT ETHERNET IEC 332.3.C-TIA/EIA-568-B.2-1 and ISO/IEC 11801 and EN 50288