Linksys WUSB11 Wireless-B USB Network Adapter v4 Product Type - Adapter Warranty - 3 Years Limited Warranty - 3 Years Limited Transmitted Power - 18dBm (Typical)11Mbps, 16dBm (Typical)54Mbps Receive Sensitivity - -84dBm (Typical)11Mbps, -73dBm (Typical)54Mbps