Us your computer almost anywhere in the building without the cost & hassle of running cables Connects your desktop or notebook to a wireless network at up to 54 Mbps when used with a USB (Universal Serial Bus) 2.0 port No-tools setup on any desktop or notebook computer with USB (Universal Serial Bus) support Also compatible with Wireless-B networks at 11 Mbps Wireless communications are protected by up to 128-bit data encryption Compatible with 2000 XP & Vista Free technical support 24hours a day 7 days a week 3 years limited warranty Connect your USB (Universal Serial Bus)-equipped desktop or notebook computer to a wireless network at incredible speeds with the Linksys Wireless-G USB (Universal Serial Bus) network adaptor that delivers data rates up to 54 Mbps 5 times as fast as 802.11b without the trouble of opening up the case of your desktop computer. To install simply plug the adaptor into any available USB (Universal Serial Bus) port. Its compatible with both USB (Universal Serial Bus) 1.1 & 2.0 ports No power cord is necessary. The included Setup Wizard walks you through configuring the adaptor to your wireless network settings step by step. The Wireless-G USB (Universal Serial Bus) network adaptor is also compatible with the Wireless-B 802.11b network standard with data rates up to 11 Mbps. & your wireless communications can be protected by 128-bit encryption so your data stays secure. The high-gain antenna lets you put your computer almost anywhere in the building without the cost & hassle of running cables. Once connected you can keep in touch with your e-mail access the internet use instant messaging to chat with friends & share files & other resources such as printers & hard disk storage space with other computers on the network.