This 5 port switch hub provides ultra-fast Ethernet connectivity with gigabit speeds. This switch is an ideal addition to provide additional ports to an internet router, firewall, or a standalone network. All ports are gigabit and backward compatible with 10/100 interfaces too. It is plug and play, and features automatic cable detection to make it easy to install, even for beginners. Black in colour and a mains power supply is included. Up to Gigabit Ethernet Automatic connection detection Plug and Play Standards: IEEE 802.3 10Base-T Ethernet, IEEE 802.3u 100Base-TX Fast Ethernet, IEEE 802.3ab 1000Base-T Gigabit Ethernet, ANSI/IEEE standard 802.3 N-Way auto-negotiation Protocol: CSMA/CD Interface: 5x 10/100/1000Mbps RJ45 Port Switch Architecture: Store and Forward Switch Technology Network Cables: Cat5 UTP/STP MAC Address: 4K MAC with Auto Learning