Modes: infrastructure and ad hoc. MIMO technology makes wireless transmission rates up to 300Mbps. CCA technology enhances your signal stablility automatically avoiding channel conflicts. Quick Secure Setup， complies with WPS for free wireless security concern. Wireless security encryption easily at a QSS button push. It supports 64/128/128-bit WEP and WPA / WPA2 and WPA-PSK encryptions / WPA2-PSK. Supports WIN2K， XP， Vista， Win7， Mac， Linux operating system. It supports wireless mobile technology for wireless connections with high efficiency. Package:1 x 300Mbps USB wireless antena1 x CD drive