A network switch is a networking device that connects multiple devices, such as computers, servers, and printers, within a local area network (LAN). It operates at the data link layer of the OSI model and is responsible for forwarding data packets between different devices on the network.
NETGEAR 5-Port Gigabit Ethernet High-Power PoE+ Plus Switch (GS305EPP), Managed, L2/L3, Gigabit Ethernet (10/100/1000), Full duplex, Power over Ethernet (PoE)