Norden Category 6 UTP Double jacket Steel wire Armoured industrial grade cables exceed Category 6 / Class E specification. It is tested up to 250 MHz frequency range and designed to support Gigabit 1000Base-T and 1000Base-Tx applications. This cable has an industrial grade PVC Jacket which is CMR Fire rated, Oil and UV Resistant for external applications. Extremely high pair balance providing excellent EMC (Electro Magnetic Compatibility), minimizing radiation, maximizing noise immunity, and providing high alien cross talk performance to UTP (Unshielded Twisted Pair) cabling systems.