BOLS 600Mbps USB Wifi IEEE802.11 a/b/g/n/ac Dual Band Wireless 2.4GHz 5GHz AC Adapter USB Dongle to Wifi Extender Supports Windows 8.1/8/7/XP 32/64bits Lag-free HD Video Gaming Skype Calls Support 802.11ac standard-The next generation of Wifi,bacwiard compatible with 802.11 a/b/g/n products,support Windows XP / Vista / 7 / 8 / 8.1(32/64bits) / MAC OS / Linux Ultra-fast AC600(433+150Mbps) wireless speed with 802.11ac Maximum speed up to 5GHz 433Mbps or 2.4GHz 150Mbps Dual Band connections for lag-free HD video streaming,gaming,and Skype calls. Easy wireless security encryption at a push of the WPS button