Cisco-Linksys WUSB54GR Wireless-G USB Network Adapter with RangeBooster Wireless-G USB adapter provides on-line connectivity without the hassle of Ethernet cables RangeBooster technology doubles your wireless network range and increases its throughput by up to 35-percent Two smart receivers detect and decode reflected signals at long distances to minimize dead spots Fully 802.11 compliant and uses a single 2.4 GHz channel Wireless communications are protected by 128-bit WPA encryption, so your data remains secure