eXtreme 6+ Universal Patch Block is a 12-Port, CAT 6 that is designed for use on 19" standard racks and cabinets. Patch Block Features: Includes "Retention Force Technology" which promotes consistent performance over the life of the system Craft-Friendly Installation - allows for quick installation due to standard 110 terminations on the rear of the panel which follows the normal installation color sequence (blue, orange, green, brown) from left to right The eXtreme 6+ system is designed for use in high megabit applications such as Gigabit Ethernet Universal T568A and T568B wiring cards for 110 style IDC termainations Color-coded front labeling for easy port identification (TIA-606-A compliant) Grounding standoff for optional earthing/grounding Color coded front window labeling for easy port identification Mounts on 19" equipment racks