TP-Link TL-WN422G - Network Adapter (DW2689) Category: Network Cards and Adapters Wireless G speed up to 54Mbps High gain external antenna brings better performance than conventional internal antenna Supports 64/128 WEP, WPA /WPA2/WPA-PSK/WPA2-PSK(TKIP/AES), supports IEEE 802.1X Detachable antennas allow for better alignment and stronger antenna upgrades Bundled utility provides quick & hassle free installation