Cat6Plus structured wiring systems comprising of Cat6Plus cables, patch cords and connectivity are designed to be compliant with the current sets of Class E / Category 6 published and draft standards requirements as an absolute minimum. The systems support all protocols defined in current editions, and amendments, of ISO 11801:2002, ANSI/TIA/EIA 568B.2.1 :2002 and EN50173-1:2002 (including IEEE802.3ab Gigabit Ethernet) and are fully backward compatible. Brand-Rex Cat6Plus is a premium grade cabling system which is characterised to 550MHz and its performance significantly exceeds the requirements specified in the current versions of the published and draft standards for Class E / Category 6.