TP-Link TL-WN821N Wireless USB Adapter

Provides two methods of operation: Infrastructure and Ad-Hoc. Adopts MIMO technology for wireless rates of up to 300Mbps. Adopts CCA technology which automatically avoids channel conflicts using its channel selection feature * Quick Secure Setup, complies with WPS for worry free wireless security. Supports 64/128-bit WEP, complies with 128 bit WPA standard(TKIP/AES), supports MIC, IV Expansion, Shared Key Authentication, IEEE 802.1X. Simple Configuration and monitoring. Supports Roaming technology, guaranteeing efficient wireless connections. Supports Windows 2000/XP/Vista/7