The TP-LINK TL-SF1005D 5-port 10/100M Fast Ethernet Switch provides you easy-to-use, high-performance, seamless and standard upgrade to improve your old network to a 100Mbps network. It will boost your network performance up to full duplex data transfer. Its wire-speed switching that forwards packets can be as fast as the speed that your network delivers those packets to them. 5-port 10/100M Fast Ethernet Desktop Switch. Supports MAC address self-learning and auto MDI/MDIX.