SignalMax Wireless PC Card LAN Adapter One-Mile of open field distance when used with a SignalMax Wireless 4-Port DSL/Cable Router! Will improve any existing 802.11b, 802.11g, or 802.11 b/g compliant wireless network Toll Free U.S. based technical support 128 WEP encryption security Includes one PC Card LAN adapter, CD-ROM, Quick Start Guide