Optimal Performance Unshielded clear ethernet cable connector reduce the distance between wire twists and contacts. They ensure a solid connection for the finest performance that inhibits frequency noise.; Easily Identify Wiring Order The pass-through function allows the wires to pass all the way through the plug to let you verify they are in the correct order before crimping the rj45 plug; Category 5e Compatibility Compatible with both solid and stranded cable, These cat5e pass through connectors support 24 to 26 AWG round or flat network cable; Ez to Crimp although These cat5e pass through rj45 connectors work for most styles and models of RJ45 crimper tools, its recommended to use a dedicated pass through rj45 Crimper