Features: By using the CF-811AC USB WiFI adapter, you can upgrades your PC,laptop to work with the latestWiFi router for faster speed and extendedrange DualBand: Alternative 11AC(5.8G) and 11N(2.4G) connections for TV shows, HDmovies, streaming, and online gaming to avoid wireless interference. 450Mbps Wireless Speed at 5.8GHz and 200Mbps Speed at 2.4GHz Can help your computer create a WiFi hotspots. Mini & portable design for easy carrying, it's convenient to use. Specifications: Specifications: Item Name: DualBand WiFi Adapter Chipset: RTL8811CU Interface Type: USB2.0 Frequency range: 2.4GHz+5GHz Transmission Rate: 650Mbps (11N:200Mbps, 11AC:450Mbps) Standards: IEEE 802.11AC, 802.11b, 802.11g, 802.11n Color: Black Encryption: WEP Encryption, WPA-PSK, WPA2-PSK, WPA/WPA2 Supports for WindowsXP/andVista/WIN7/8/8.1/10./11,MacLinux system. Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1PC 650Mbps Wireless adapter 1PC Driver 1PC English Manual 1PC Guarantee card