The TP-LINK Technologies TP-Link (TL-SG105) 4-Ports External Switch is an Ethernet switch specifically designed for wired network connectivity. With 5 LAN ports, this unmanaged switch provides a simple and efficient way to connect multiple devices within a local area network. As a product of TP-LINK, users can expect reliable performance and user-friendly features for their networking needs. Ideal for small businesses or home offices looking to expand their network capabilities.