***** Best Quality Guranteed. *****Cat6 keystone coupler is used for unshielded twisted pair (UTP) Cat6 cable, Cat5 Cable, Cat5e Cable *****Gold plated contacts and easy snap-in retaining clip ensure a secure and corrosion free connection *****Fits all standard keystone wall plates and panels *****Future-proof your network for 10-Gigabit Ethernet at a Cat5e price with this convenient and cost effective multi-pack punch down keystone for Ethernet *****With UL Listed, just use it without concern.