Cisco-Linksys WUSB54GSC Compact Wireless-G USB Network Adapter with SpeedBooster High-speed wireless 802.11b/g networking for your desktop or notebook via USB (supports both 1.1 and 2.0) SpeedBooster technology increases your real-world wireless network performance by up to 35-percent Push button setup allows you to automatically create a safe connection that is protected by iron-clad 256-bit Wireless Protected Access encryption Features both WEP and WPA encryption at either 64 or 128 WEP key bits, and is backed by a manufacturer's limited three-year warranty FCC and Wi-Fi certified, and measures 1.1 x 3.86 x 0.43 inches (WxDxH)