Connect multiple computers together to share files or connect to a router with this DES-105 5-Port Fast Ethernet Unmanaged Desktop Switch from D-Link. The DES-105 features auto-sensing ports so you can flexibly connect multiple Ethernet and Fast Ethernet devices into an integrated network, the ports also detect the network's speed and auto-negotiate between 10BASE-T and 100BASE-TX so you have the maximum speed possible for each device connected. D-Link's Green Technology has also been integrated to save energy and reduce heat, extending the products life without sacrificing performance.