TP-Link TL-SG1005D 5-Port Gigabit Desktop Switch
The TL?SG1005D is an unmanaged Gigabit Ethernet switch for desktop or wall?mount use. It gives you five RJ?45 ports that support 10/100/1000 Mbps speeds, so good for upgrading from 100 Mbps networks or expanding on devices needing Gigabit links. Because it's unmanaged, there's no setup/config - just plug and play.
It also includes 敵reen Ethernet" features to reduce power usage under certain conditions, making it more efficient.