MuchBuy Hight Speed 802.11b/g/n 300Mbps USB Wireless Adapter WiFi Lan Network Card IEEE Antenna 802.11n/g/b 300M Wireless WiFi USB 2.0 Adapter Complies with IEEE 802.11n(draft), IEEE 802.11g, IEEE 802.11b standards Provides USB 2.0/1.1 hight speed interface Transmission rate up to 300Mbps Supports Windows 2000, XP 32/64-bit, Vista 32/64-bit, Linux, MAC OS x