TP-Link TL-WN310G 54Mbps Wireless Cardbus Adapter Supports 64/128/152-bit WEP, complies with 128 bit WPA standard(TKIP/AES), supports MIC, IV Expansion,; Shared Key Authentication, IEEE 802.1X Supports 54/48/36/24/18/12/9/6Mbps or 11/5.5/2/1Mbps wireless LAN data transfer rates; Supports Ad-Hoc and Infrastructure modes Supports wireless roaming between access points when configured in Infrastructure mode; Easy to configure and provides monitoring information Supports Windows 2000/XP/Vista; Internal Antenna