Fast 1200Mbps USB WiFi Adapter - Nineplus wifi adapter provides long-range and lag-free and stable wifi connections,Upgrade your PCs or laptops to 802.11ac standards which are there times fast than Built-in wireless N adapter speeds Dual-band 5GHz and 2GHz Bands - 5G wifi speed up to 867Mbps,2GHz 400Mbps,With these upgraded speeds, web surfing, gaming, and streaming online is much more enjoyable without buffering or interruptions. Two 5dBi High Gain Antenna The high gain antenna of the wifi adapter greatly enhances the reception and transmission of WiFi signal strengths.Make wifi stable Super Speed USB 3.0 - Wireless USB wifi adapter Connect speeds Up to 10x faster transfer speeds than USB 2.0 Compatibility systems This USB Wi-Fi adapter supports Windows: 11/10/8.1/8/7/XP and Mac OS: 10.9-10.15. Linux