300Mbps Wi-Fi speeds on 4GHz (433Mbps) and 2.4GHz (150Mbps) bands. Single band reduces interference for better connections to more Wi-Fi devices Complies with IEEE 802.11n (Draft 2.0), IEEE 802.11g, IEEE 802.11b standards. Support Operating System : Windows Vista, Win7,Win8, Linux, MAC. Wireless WI-FI RECEIVER ADAPTER Support system: Windows/ XP/ vista/ Windows 7/ Mac/ Linux 300Mbps portable mini wireless USB adapter allows you to connect PC to a wireless network This 300M portable mini wireless USB adapter allows you to connect PC to a wireless network and access high-speed Internet connection. It's ideal for internet surfing and on-line gaming. USB 2.0 interface, supports 300mbps receiving rate, antenna: External 2dbi antenna, 2.4-2.4834ghz frequency range Without the wireless router AP, the network card will be inserted into the computer and switched to the access point (AP) mode. Then it is equivalent to a wireless AP, which can support multiple computers or WIFI devices to share Wi-Fi.