1. CF-811AC V3 wireless network card, 650Mbps high-speed transmission rate, smoother video viewing 2. Dual-band optional: You can freely choose to connect to 2.4G or 5.8G frequency bands. It is recommended to connect to 2.4G for long distances and 5.8G for short distances (the upper-level router must also be dual-band and dual-band burst) 3. Plug and play, no need to download drivers, plug in and install automatically, simple settings can be used 4. Allow laptops, desktop computers, etc. to receive WiFi Internet access, which is more stable and powerful than the original built-in wireless network card 5. In the absence of WiFi, set the AP mode to allow laptops and desktop computers to transmit WiFi for other computers, mobile phones, and PADs to use 6. Mini hidden design, when used, it is integrated with the laptopdesktop and does not take up space 7. Blue indicator light, real-time control of device installation and working status 8. WPA3 encryption, greatly improved network security level 9. Widely compatible Supports multiple systems, compatible with Windows XP788.11011; Windows 71011 can be used without driver Parameters: 1. Wireless rate: 650Mbps 2. Wireless frequency: 2.4GHz&5.8GHz USB: USB2.0 3. Transmission rate: --11b: 125.511Mbps --11g: 69121824364854Mbps --11n: 200Mbps --11ac: 433Mbps 4. Security features: WPA-WEPWPA-PSKWPA2-PSKWPA3 5. Wireless standards support: --Support IEEE802.11a standard; --Support IEEE802.11b standard; --Support IEEE802.11g standard; --Support IEEE802.11n standard; --Support IEEE802.11ac standard 6. System support: Windows XP788.11011 (32-bit, 64-bit); win71011 can be used without driver