Fangrui Product Details Cf-947ax Is A Dual-band Driver-free Bluetooth Wireless Network Card That Supports Wifi6. It Has A Dual-band 886mbps Transmission Rate. The Built-in Driver Is Automatically Installed. It Supports 2.4/5.8ghz Dual-band, Bluetooth 5.3, And The Transmission Is More Efficient. It Can Be Used As A Network Card Or Simulate An Ap To Easily Build A Wlan. 1.interface: Usb2.0 2.bluetooth:bluetooth5.3 3.wireless Rate :2.4ghz : 286mbps;5.8ghz:600mbps 4.antenna:4x3dbi Antenna 5.hardware Specification:rtl8851bu 6.wireless Standards Support Ieee802.11b/g/n/ac/ax Standards 7.scope Of Application:desktop/notebook 8.support Os:windows 10(32/64bit),windows 11(64bit ) 9.encryption: Wpa-wep/wpa-psk/wpa2-psk/wpa3 Colour:black Material:plastic Package Contents: 1 X Usb Wifi Adapter Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.