Viewsonic WRLS 802.11G COMPACT USB2.0 (WUSB100) Connects your desktop or notebook to a wireless network at up to 54 Mbps when used with a USB 2.0 port Also compatible with Wireless-B networks (at 11 Mbps) Wireless communications are protected by up to 128-bit data encryption Compatible with Windows 2000 or XP 24/7 Toll free live Customer & Technical support.