CISCO SYSTEMS CI10015 5 Port Ethernet Switch (SF110D05NA) Get powerful network performance at an affordable price and give your office a boost of speed and capacity to support bandwidth-intensive applications A variety of power-saving features, including Energy-Efficient Ethernet, optimizes power usage and reduces energy consumption without compromising performance All Cisco 110 Series Unmanaged Switches are protected for the life of the product by the Cisco Limited Lifetime Hardware Warranty Ready to use right out of the box, there is no software to install and nothing to configure, Cable Diagnostics and Loop Detection