TP-Link's TL-WN310G is a wireless network adapter intended mainly for use with laptops which have a cardbus slot. Simply fits in the side of your computer and can connect to all standard wireless B / G (802.11b / 802.11g) networks. Includes the important WPA and WPA2 wireless security (see here for more info on what this means) and a wireless utility client to make connection easy.IMPORTANT: This card is only compatible with Cardbus/PC-Card compatible laptops. It is not suitable for models that only include ExpressCard and/or USB sockets.Features* 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* Ad-Hoc and Infrastructure modes supported* Supports wireless roaming between access points when configured in Infrastructure mode* Easy configuration* Provides monitoring information* Internal AntennaRequirements* Microsoft Windows 2000/XP/Vista/7