Industrial Ethernet, Unmanaged Switch, , 10/100 Mbps, Auto-sensing, 10/100M, half/full duplex, auto-negotiating, Auto cross-over, auto-polarity, Automatic address learning, aging and migration, Store and forward wire-speed switching, IEEE 802.3, 802.3u, 802.3x, 5 ports, Ethernet connection: shielded RJ45 sockets, Power supply: removable screw terminal, Protection class: IP20