The DS51002GB 5-Port Unmanaged Gigabit Ethernet Switch lets you network up to 5 Ethernet devices through an energy-efficient Gigabit switch, designed for desktop or wallmount installations. Compatible with 10/100/1000 Mbps networks, this 5 port switch supports full/half-duplex auto-negotiation, jumbo frames & auto MDI/MDIX operation, allowing you to connect your network devices quickly & easily with little to no configuration required. This unmanaged switch supports the IEEE 802.3az Energy-Efficient Ethernet standard, which offers power-saving features without compromising performance. The switch can automatically power down ports without a link, budget power output based on cable lengths & can also reduce the power consumption in idle or low-traffic modes. Backed by a Star Tech.com 2-year warranty & free lifetime technical support. Features 5 10/100/1000 Mbps unmanaged RJ45 Ethernet ports Wall-mounted or desktop installation options IEEE 802.3az Energy-Efficient Ethernet Auto-negotiation & Auto-MDIX detection on each port IEEE 802.3x compliant flow control for full duplex & backpressure for half duplex operation Up to 16K Jumbo Frame support Supports automatic MAC address learning & aging