Color: Yellow The Cat6 jack provided by us comes with a standard RJ45 plug on the outside. While on the inside, wiring slots are in place for a tool required termination. All of our networking keystone jacks have 568A and 568B color codes on the jacks in addition to the easy trouble free 110 style termination.Meeting All RequirementsEach RJ45 keystone jack is flame retardant and each is UL verified for quality and safety. These RJ45 jacks are 14.5mm wide by 16mm high and are easily able to fit in most standard keystone jack wall plates. Plus, they come in a variety of colors - both to help you keep your cables organized but to also allow you to match your keystone easily to whatever colors you are planning.You can find a variety of keystone wallplates with us, which allow you to easily customize what you put into each wall plate in your home. You could combine one of these with a coax keystone, or even an RJ11 keystone, with just an easy snapping of each keystone into their place.Please note: Slight hue variations may occur between keystone jacks and the matching keystone wall plates. If you need to ensure there is no variation, please contact customer service at before placing your order.