Extralink Patchcord LAN cable - 5 meters. Extralink power cable - 5 meters long copper cable for indoor use. A LAN Patchcord is the basic element of  computer networks operating in the Ethernet standard. It is used to directly connect two active devices, such as a router or switch, so that data can be transferred between them. It is also used to connect computers or VoIP phones for structured cabling and to perform patch panel switching in IT cabinets. It is perfect for both large and small computer networks. This unshielded patchcord from Extralink is highly flexible, it guarantees installation convenience and comfort of use.