Driver Free: The adapter is built-in driver software, insert the network card, the driver will install automatically and enable your pc to connect to the WiFi. If your computer have no access to the internet or isn't able to read a CD driver, this would be a perfect choice. Network Speed (WiFi Speed) : 600Mbps Transmission Rate:2.4 GHz - 150 MPBS 5.0GHz--433Mpbs; 1300Mbps Transmission Rate:2.4 GHz - 400 MPBS 5.0GHz--867Mpbs; Frequency: Dual Band 2.4G + 5G. Support Soft AP mode to create a Wi-Fi hotspot. Support WPS(Wi-Fi Protected Setup) encryption method to free you from remembering long passwords. Mini & portable design for easy carrying, it's convenient to use. Applicable system (OS) : Windows 7/8/8.1/10/11 Windows 10/11 May need to install a new driver due to driver problems. You can contact us. 11AC dual-frequency wireless USB network card is suitable for wireless connection of notebook, desktop, PC and other devices. It can provide convenient and fast wireless Internet access. The network adapter supports automatic detection and can automatically adjust the rate. Comply with IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.11ac standards; Wireless Transmission Rate: 600Mbps 2.4G band can be up to 150Mbps; The 5G band can reach up to 433Mbps. 1300Mbps 2.4G band can be up to 400Mbps; The 5G band can reach up to 867Mbps. Supports WPA and WPA2 advanced security mechanisms, and supports TKIP, AES, and WEP encryption, ensuring wireless network security. Package: 1 x USB WiFi Adapter