?Compatible with Windows10,Windows8.1,Wondows8 Works with PCI express X1,X4,X8,X16 slot.No need driver for Win8/10. | ?Support 2.4GHz band or 5GHz band to All Your Devices Blazing Wireless Speed Up To 450Mbps + 450Mbps. Comply with 64/128 WEP, WPA/WPA2,WPA-PSK/WPA2-PSK(TKIP/AES)security protocol | ?Engineered 3*2dBi detachable external antenna. Improve wireless network reliability and performance. Ensures Good WiFi Signal and Superior Stability for online gaming and HD video streaming. | ?The adapter will add high speed 802.11 A/B/G/N Wi-Fi connectivity to a desktop computer through a PCI Express (PCIe 1X)slot .Instantly Upgrade Your Desktop With A Fast, Reliable Wireless Connection For Lag-Free Online Gaming And 4K Ultra Hd Video Streaming (Real Speed Depends On Your Network Status) | ?Very Easy to Install and We Offer LIFE-TIME WARRANTY and 7X24h Technical Support, If You Have Any Problem When Using, Just Contact Us